Home / 94,899.60-130,961.40-52,458.12

Finding the Fourth Proportional to 94,899.60, 130,961.40 and 52,458.12

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Solution

The fourth proportional to 94,899.60, 130,961.40 and 52,458.12 is: 72,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,899.60 : 130,961.40 = 52,458.12 : x
  2. Step 2: Convert to fraction form
    94,899.60/130,961.40 = 52,458.12/x
  3. Step 3: Cross multiply
    94,899.60x = 130,961.40 × 52,458.12
  4. Step 4: Simplify right side
    94,899.60x = 6,869,988,836.57
  5. Step 5: Solve for x
    x = 6,869,988,836.57/94,899.60
  6. Step 6: Final answer
    x = 72,392.18

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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.