Home / 106,527.77-147,008.15-58,781.07

Finding the Fourth Proportional to 106,527.77, 147,008.15 and 58,781.07

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Solution

The fourth proportional to 106,527.77, 147,008.15 and 58,781.07 is: 81,117.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,527.77 : 147,008.15 = 58,781.07 : x
  2. Step 2: Convert to fraction form
    106,527.77/147,008.15 = 58,781.07/x
  3. Step 3: Cross multiply
    106,527.77x = 147,008.15 × 58,781.07
  4. Step 4: Simplify right side
    106,527.77x = 8,641,296,061.82
  5. Step 5: Solve for x
    x = 8,641,296,061.82/106,527.77
  6. Step 6: Final answer
    x = 81,117.78

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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.