Home / 106,767.21-147,332.43-59,017.71

Finding the Fourth Proportional to 106,767.21, 147,332.43 and 59,017.71

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Solution

The fourth proportional to 106,767.21, 147,332.43 and 59,017.71 is: 81,440.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,767.21 : 147,332.43 = 59,017.71 : x
  2. Step 2: Convert to fraction form
    106,767.21/147,332.43 = 59,017.71/x
  3. Step 3: Cross multiply
    106,767.21x = 147,332.43 × 59,017.71
  4. Step 4: Simplify right side
    106,767.21x = 8,695,222,627.34
  5. Step 5: Solve for x
    x = 8,695,222,627.34/106,767.21
  6. Step 6: Final answer
    x = 81,440.95

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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.