Home / 108,883.60-163,339.98-38,763.52

Finding the Fourth Proportional to 108,883.60, 163,339.98 and 38,763.52

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Solution

The fourth proportional to 108,883.60, 163,339.98 and 38,763.52 is: 58,150.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,883.60 : 163,339.98 = 38,763.52 : x
  2. Step 2: Convert to fraction form
    108,883.60/163,339.98 = 38,763.52/x
  3. Step 3: Cross multiply
    108,883.60x = 163,339.98 × 38,763.52
  4. Step 4: Simplify right side
    108,883.60x = 6,331,632,581.53
  5. Step 5: Solve for x
    x = 6,331,632,581.53/108,883.60
  6. Step 6: Final answer
    x = 58,150.47

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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.