Home / 127,575.04-191,187.20-65,114.24

Finding the Fourth Proportional to 127,575.04, 191,187.20 and 65,114.24

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Solution

The fourth proportional to 127,575.04, 191,187.20 and 65,114.24 is: 97,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,575.04 : 191,187.20 = 65,114.24 : x
  2. Step 2: Convert to fraction form
    127,575.04/191,187.20 = 65,114.24/x
  3. Step 3: Cross multiply
    127,575.04x = 191,187.20 × 65,114.24
  4. Step 4: Simplify right side
    127,575.04x = 12,449,009,225.73
  5. Step 5: Solve for x
    x = 12,449,009,225.73/127,575.04
  6. Step 6: Final answer
    x = 97,581.86

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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.