Home / 107,520.77-148,382.46-59,126.40

Finding the Fourth Proportional to 107,520.77, 148,382.46 and 59,126.40

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Solution

The fourth proportional to 107,520.77, 148,382.46 and 59,126.40 is: 81,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,520.77 : 148,382.46 = 59,126.40 : x
  2. Step 2: Convert to fraction form
    107,520.77/148,382.46 = 59,126.40/x
  3. Step 3: Cross multiply
    107,520.77x = 148,382.46 × 59,126.40
  4. Step 4: Simplify right side
    107,520.77x = 8,773,319,941.03
  5. Step 5: Solve for x
    x = 8,773,319,941.03/107,520.77
  6. Step 6: Final answer
    x = 81,596.52

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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.