Home / 94,451.78-141,677.52-64,779.65

Finding the Fourth Proportional to 94,451.78, 141,677.52 and 64,779.65

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Solution

The fourth proportional to 94,451.78, 141,677.52 and 64,779.65 is: 97,169.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,451.78 : 141,677.52 = 64,779.65 : x
  2. Step 2: Convert to fraction form
    94,451.78/141,677.52 = 64,779.65/x
  3. Step 3: Cross multiply
    94,451.78x = 141,677.52 × 64,779.65
  4. Step 4: Simplify right side
    94,451.78x = 9,177,820,158.47
  5. Step 5: Solve for x
    x = 9,177,820,158.47/94,451.78
  6. Step 6: Final answer
    x = 97,169.38

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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.