Home / 97,497.60-146,246.40-38,335.20

Finding the Fourth Proportional to 97,497.60, 146,246.40 and 38,335.20

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Solution

The fourth proportional to 97,497.60, 146,246.40 and 38,335.20 is: 57,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,497.60 : 146,246.40 = 38,335.20 : x
  2. Step 2: Convert to fraction form
    97,497.60/146,246.40 = 38,335.20/x
  3. Step 3: Cross multiply
    97,497.60x = 146,246.40 × 38,335.20
  4. Step 4: Simplify right side
    97,497.60x = 5,606,384,993.28
  5. Step 5: Solve for x
    x = 5,606,384,993.28/97,497.60
  6. Step 6: Final answer
    x = 57,502.80

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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.