Home / 106,522.81-147,001.37-58,776.17

Finding the Fourth Proportional to 106,522.81, 147,001.37 and 58,776.17

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Solution

The fourth proportional to 106,522.81, 147,001.37 and 58,776.17 is: 81,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,522.81 : 147,001.37 = 58,776.17 : x
  2. Step 2: Convert to fraction form
    106,522.81/147,001.37 = 58,776.17/x
  3. Step 3: Cross multiply
    106,522.81x = 147,001.37 × 58,776.17
  4. Step 4: Simplify right side
    106,522.81x = 8,640,176,484.47
  5. Step 5: Solve for x
    x = 8,640,176,484.47/106,522.81
  6. Step 6: Final answer
    x = 81,111.05

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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.