Home / 174,020.10-261,030.15-90,903.30

Finding the Fourth Proportional to 174,020.10, 261,030.15 and 90,903.30

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Solution

The fourth proportional to 174,020.10, 261,030.15 and 90,903.30 is: 136,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,020.10 : 261,030.15 = 90,903.30 : x
  2. Step 2: Convert to fraction form
    174,020.10/261,030.15 = 90,903.30/x
  3. Step 3: Cross multiply
    174,020.10x = 261,030.15 × 90,903.30
  4. Step 4: Simplify right side
    174,020.10x = 23,728,502,034.50
  5. Step 5: Solve for x
    x = 23,728,502,034.50/174,020.10
  6. Step 6: Final answer
    x = 136,354.95

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Similar ratio
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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.