Home / 85,592.40-118,147.20-58,823.52

Finding the Fourth Proportional to 85,592.40, 118,147.20 and 58,823.52

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Solution

The fourth proportional to 85,592.40, 118,147.20 and 58,823.52 is: 81,196.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,592.40 : 118,147.20 = 58,823.52 : x
  2. Step 2: Convert to fraction form
    85,592.40/118,147.20 = 58,823.52/x
  3. Step 3: Cross multiply
    85,592.40x = 118,147.20 × 58,823.52
  4. Step 4: Simplify right side
    85,592.40x = 6,949,834,182.14
  5. Step 5: Solve for x
    x = 6,949,834,182.14/85,592.40
  6. Step 6: Final answer
    x = 81,196.86

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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.