Home / 94,582.80-141,701.40-76,957.20

Finding the Fourth Proportional to 94,582.80, 141,701.40 and 76,957.20

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Solution

The fourth proportional to 94,582.80, 141,701.40 and 76,957.20 is: 115,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,582.80 : 141,701.40 = 76,957.20 : x
  2. Step 2: Convert to fraction form
    94,582.80/141,701.40 = 76,957.20/x
  3. Step 3: Cross multiply
    94,582.80x = 141,701.40 × 76,957.20
  4. Step 4: Simplify right side
    94,582.80x = 10,904,942,980.08
  5. Step 5: Solve for x
    x = 10,904,942,980.08/94,582.80
  6. Step 6: Final answer
    x = 115,295.20

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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.