Home / 127,641.45-191,462.18-61,065.93

Finding the Fourth Proportional to 127,641.45, 191,462.18 and 61,065.93

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Solution

The fourth proportional to 127,641.45, 191,462.18 and 61,065.93 is: 91,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,641.45 : 191,462.18 = 61,065.93 : x
  2. Step 2: Convert to fraction form
    127,641.45/191,462.18 = 61,065.93/x
  3. Step 3: Cross multiply
    127,641.45x = 191,462.18 × 61,065.93
  4. Step 4: Simplify right side
    127,641.45x = 11,691,815,776.20
  5. Step 5: Solve for x
    x = 11,691,815,776.20/127,641.45
  6. Step 6: Final answer
    x = 91,598.90

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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.