Home / 83,095.60-124,643.40-53,546.80

Finding the Fourth Proportional to 83,095.60, 124,643.40 and 53,546.80

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Solution

The fourth proportional to 83,095.60, 124,643.40 and 53,546.80 is: 80,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,095.60 : 124,643.40 = 53,546.80 : x
  2. Step 2: Convert to fraction form
    83,095.60/124,643.40 = 53,546.80/x
  3. Step 3: Cross multiply
    83,095.60x = 124,643.40 × 53,546.80
  4. Step 4: Simplify right side
    83,095.60x = 6,674,255,211.12
  5. Step 5: Solve for x
    x = 6,674,255,211.12/83,095.60
  6. Step 6: Final answer
    x = 80,320.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.