Home / 527,861.31-791,838.59-148,785.26

Finding the Fourth Proportional to 527,861.31, 791,838.59 and 148,785.26

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Solution

The fourth proportional to 527,861.31, 791,838.59 and 148,785.26 is: 223,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,861.31 : 791,838.59 = 148,785.26 : x
  2. Step 2: Convert to fraction form
    527,861.31/791,838.59 = 148,785.26/x
  3. Step 3: Cross multiply
    527,861.31x = 791,838.59 × 148,785.26
  4. Step 4: Simplify right side
    527,861.31x = 117,813,905,788.06
  5. Step 5: Solve for x
    x = 117,813,905,788.06/527,861.31
  6. Step 6: Final answer
    x = 223,191.02

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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.