Home / 118,496.12-163,506.36-67,502.38

Finding the Fourth Proportional to 118,496.12, 163,506.36 and 67,502.38

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Solution

The fourth proportional to 118,496.12, 163,506.36 and 67,502.38 is: 93,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,496.12 : 163,506.36 = 67,502.38 : x
  2. Step 2: Convert to fraction form
    118,496.12/163,506.36 = 67,502.38/x
  3. Step 3: Cross multiply
    118,496.12x = 163,506.36 × 67,502.38
  4. Step 4: Simplify right side
    118,496.12x = 11,037,068,445.14
  5. Step 5: Solve for x
    x = 11,037,068,445.14/118,496.12
  6. Step 6: Final answer
    x = 93,142.87

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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.