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Finding the Fourth Proportional to 65,077,572.88, 97,616,931.36 and 16,555,478.01

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Solution

The fourth proportional to 65,077,572.88, 97,616,931.36 and 16,555,478.01 is: 24,833,362.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,077,572.88 : 97,616,931.36 = 16,555,478.01 : x
  2. Step 2: Convert to fraction form
    65,077,572.88/97,616,931.36 = 16,555,478.01/x
  3. Step 3: Cross multiply
    65,077,572.88x = 97,616,931.36 × 16,555,478.01
  4. Step 4: Simplify right side
    65,077,572.88x = 1,616,094,960,534,159.25
  5. Step 5: Solve for x
    x = 1,616,094,960,534,159.25/65,077,572.88
  6. Step 6: Final answer
    x = 24,833,362.54

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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.