Home / 64,943.20-97,502.40-41,615.20

Finding the Fourth Proportional to 64,943.20, 97,502.40 and 41,615.20

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Solution

The fourth proportional to 64,943.20, 97,502.40 and 41,615.20 is: 62,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,943.20 : 97,502.40 = 41,615.20 : x
  2. Step 2: Convert to fraction form
    64,943.20/97,502.40 = 41,615.20/x
  3. Step 3: Cross multiply
    64,943.20x = 97,502.40 × 41,615.20
  4. Step 4: Simplify right side
    64,943.20x = 4,057,581,876.48
  5. Step 5: Solve for x
    x = 4,057,581,876.48/64,943.20
  6. Step 6: Final answer
    x = 62,478.93

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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.