Home / 113,606.10-170,409.15-38,810.70

Finding the Fourth Proportional to 113,606.10, 170,409.15 and 38,810.70

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Solution

The fourth proportional to 113,606.10, 170,409.15 and 38,810.70 is: 58,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,606.10 : 170,409.15 = 38,810.70 : x
  2. Step 2: Convert to fraction form
    113,606.10/170,409.15 = 38,810.70/x
  3. Step 3: Cross multiply
    113,606.10x = 170,409.15 × 38,810.70
  4. Step 4: Simplify right side
    113,606.10x = 6,613,698,397.91
  5. Step 5: Solve for x
    x = 6,613,698,397.91/113,606.10
  6. Step 6: Final answer
    x = 58,216.05

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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.