Home / 124,052.90-171,189.34-70,342.82

Finding the Fourth Proportional to 124,052.90, 171,189.34 and 70,342.82

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Solution

The fourth proportional to 124,052.90, 171,189.34 and 70,342.82 is: 97,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,052.90 : 171,189.34 = 70,342.82 : x
  2. Step 2: Convert to fraction form
    124,052.90/171,189.34 = 70,342.82/x
  3. Step 3: Cross multiply
    124,052.90x = 171,189.34 × 70,342.82
  4. Step 4: Simplify right side
    124,052.90x = 12,041,939,897.74
  5. Step 5: Solve for x
    x = 12,041,939,897.74/124,052.90
  6. Step 6: Final answer
    x = 97,071.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.