Home / 108,888.39-163,355.67-38,767.50

Finding the Fourth Proportional to 108,888.39, 163,355.67 and 38,767.50

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Solution

The fourth proportional to 108,888.39, 163,355.67 and 38,767.50 is: 58,159.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888.39 : 163,355.67 = 38,767.50 : x
  2. Step 2: Convert to fraction form
    108,888.39/163,355.67 = 38,767.50/x
  3. Step 3: Cross multiply
    108,888.39x = 163,355.67 × 38,767.50
  4. Step 4: Simplify right side
    108,888.39x = 6,332,890,936.73
  5. Step 5: Solve for x
    x = 6,332,890,936.73/108,888.39
  6. Step 6: Final answer
    x = 58,159.47

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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.