Home / 106,895.43-147,509.55-59,146.38

Finding the Fourth Proportional to 106,895.43, 147,509.55 and 59,146.38

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Solution

The fourth proportional to 106,895.43, 147,509.55 and 59,146.38 is: 81,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,895.43 : 147,509.55 = 59,146.38 : x
  2. Step 2: Convert to fraction form
    106,895.43/147,509.55 = 59,146.38/x
  3. Step 3: Cross multiply
    106,895.43x = 147,509.55 × 59,146.38
  4. Step 4: Simplify right side
    106,895.43x = 8,724,655,897.93
  5. Step 5: Solve for x
    x = 8,724,655,897.93/106,895.43
  6. Step 6: Final answer
    x = 81,618.61

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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.