Home / 113,237.13-169,750.10-38,305.13

Finding the Fourth Proportional to 113,237.13, 169,750.10 and 38,305.13

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Solution

The fourth proportional to 113,237.13, 169,750.10 and 38,305.13 is: 57,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,237.13 : 169,750.10 = 38,305.13 : x
  2. Step 2: Convert to fraction form
    113,237.13/169,750.10 = 38,305.13/x
  3. Step 3: Cross multiply
    113,237.13x = 169,750.10 × 38,305.13
  4. Step 4: Simplify right side
    113,237.13x = 6,502,298,607.74
  5. Step 5: Solve for x
    x = 6,502,298,607.74/113,237.13
  6. Step 6: Final answer
    x = 57,421.97

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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.