Home / 107,176.23-147,909.06-59,428.53

Finding the Fourth Proportional to 107,176.23, 147,909.06 and 59,428.53

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Solution

The fourth proportional to 107,176.23, 147,909.06 and 59,428.53 is: 82,014.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,176.23 : 147,909.06 = 59,428.53 : x
  2. Step 2: Convert to fraction form
    107,176.23/147,909.06 = 59,428.53/x
  3. Step 3: Cross multiply
    107,176.23x = 147,909.06 × 59,428.53
  4. Step 4: Simplify right side
    107,176.23x = 8,790,018,009.48
  5. Step 5: Solve for x
    x = 8,790,018,009.48/107,176.23
  6. Step 6: Final answer
    x = 82,014.62

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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.