Home / 107,221.41-147,983.29-59,490.14

Finding the Fourth Proportional to 107,221.41, 147,983.29 and 59,490.14

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Solution

The fourth proportional to 107,221.41, 147,983.29 and 59,490.14 is: 82,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,221.41 : 147,983.29 = 59,490.14 : x
  2. Step 2: Convert to fraction form
    107,221.41/147,983.29 = 59,490.14/x
  3. Step 3: Cross multiply
    107,221.41x = 147,983.29 × 59,490.14
  4. Step 4: Simplify right side
    107,221.41x = 8,803,545,751.12
  5. Step 5: Solve for x
    x = 8,803,545,751.12/107,221.41
  6. Step 6: Final answer
    x = 82,106.23

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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.