Home / 118,248.75-163,183.85-64,534.92

Finding the Fourth Proportional to 118,248.75, 163,183.85 and 64,534.92

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Solution

The fourth proportional to 118,248.75, 163,183.85 and 64,534.92 is: 89,058.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,248.75 : 163,183.85 = 64,534.92 : x
  2. Step 2: Convert to fraction form
    118,248.75/163,183.85 = 64,534.92/x
  3. Step 3: Cross multiply
    118,248.75x = 163,183.85 × 64,534.92
  4. Step 4: Simplify right side
    118,248.75x = 10,531,056,705.04
  5. Step 5: Solve for x
    x = 10,531,056,705.04/118,248.75
  6. Step 6: Final answer
    x = 89,058.50

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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.