Home / 107,124.48-147,840.50-59,391.96

Finding the Fourth Proportional to 107,124.48, 147,840.50 and 59,391.96

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Solution

The fourth proportional to 107,124.48, 147,840.50 and 59,391.96 is: 81,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,124.48 : 147,840.50 = 59,391.96 : x
  2. Step 2: Convert to fraction form
    107,124.48/147,840.50 = 59,391.96/x
  3. Step 3: Cross multiply
    107,124.48x = 147,840.50 × 59,391.96
  4. Step 4: Simplify right side
    107,124.48x = 8,780,537,062.38
  5. Step 5: Solve for x
    x = 8,780,537,062.38/107,124.48
  6. Step 6: Final answer
    x = 81,965.74

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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.