Home / 110,663.81-152,710.63-62,916.13

Finding the Fourth Proportional to 110,663.81, 152,710.63 and 62,916.13

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Solution

The fourth proportional to 110,663.81, 152,710.63 and 62,916.13 is: 86,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,663.81 : 152,710.63 = 62,916.13 : x
  2. Step 2: Convert to fraction form
    110,663.81/152,710.63 = 62,916.13/x
  3. Step 3: Cross multiply
    110,663.81x = 152,710.63 × 62,916.13
  4. Step 4: Simplify right side
    110,663.81x = 9,607,961,849.46
  5. Step 5: Solve for x
    x = 9,607,961,849.46/110,663.81
  6. Step 6: Final answer
    x = 86,821.17

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1.5x scale

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.