Home / 121,733.60-182,600.40-38,627.60

Finding the Fourth Proportional to 121,733.60, 182,600.40 and 38,627.60

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Solution

The fourth proportional to 121,733.60, 182,600.40 and 38,627.60 is: 57,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,733.60 : 182,600.40 = 38,627.60 : x
  2. Step 2: Convert to fraction form
    121,733.60/182,600.40 = 38,627.60/x
  3. Step 3: Cross multiply
    121,733.60x = 182,600.40 × 38,627.60
  4. Step 4: Simplify right side
    121,733.60x = 7,053,415,211.04
  5. Step 5: Solve for x
    x = 7,053,415,211.04/121,733.60
  6. Step 6: Final answer
    x = 57,941.40

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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.