Home / 62,670.08-86,484.48-38,792

Finding the Fourth Proportional to 62,670.08, 86,484.48 and 38,792

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Solution

The fourth proportional to 62,670.08, 86,484.48 and 38,792 is: 53,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,670.08 : 86,484.48 = 38,792 : x
  2. Step 2: Convert to fraction form
    62,670.08/86,484.48 = 38,792/x
  3. Step 3: Cross multiply
    62,670.08x = 86,484.48 × 38,792
  4. Step 4: Simplify right side
    62,670.08x = 3,354,905,948.16
  5. Step 5: Solve for x
    x = 3,354,905,948.16/62,670.08
  6. Step 6: Final answer
    x = 53,532.82

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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.