Home / 95,068.80-131,153.76-57,322.08

Finding the Fourth Proportional to 95,068.80, 131,153.76 and 57,322.08

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Solution

The fourth proportional to 95,068.80, 131,153.76 and 57,322.08 is: 79,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,068.80 : 131,153.76 = 57,322.08 : x
  2. Step 2: Convert to fraction form
    95,068.80/131,153.76 = 57,322.08/x
  3. Step 3: Cross multiply
    95,068.80x = 131,153.76 × 57,322.08
  4. Step 4: Simplify right side
    95,068.80x = 7,518,006,323.02
  5. Step 5: Solve for x
    x = 7,518,006,323.02/95,068.80
  6. Step 6: Final answer
    x = 79,079.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.