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Finding the Fourth Proportional to 64,897,117.80, 97,345,676.70 and 17,032,900.20

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Solution

The fourth proportional to 64,897,117.80, 97,345,676.70 and 17,032,900.20 is: 25,549,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,897,117.80 : 97,345,676.70 = 17,032,900.20 : x
  2. Step 2: Convert to fraction form
    64,897,117.80/97,345,676.70 = 17,032,900.20/x
  3. Step 3: Cross multiply
    64,897,117.80x = 97,345,676.70 × 17,032,900.20
  4. Step 4: Simplify right side
    64,897,117.80x = 1,658,079,196,132,565.25
  5. Step 5: Solve for x
    x = 1,658,079,196,132,565.25/64,897,117.80
  6. Step 6: Final answer
    x = 25,549,350.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.