Home / 114,583.80-172,005.30-61,966.20

Finding the Fourth Proportional to 114,583.80, 172,005.30 and 61,966.20

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Solution

The fourth proportional to 114,583.80, 172,005.30 and 61,966.20 is: 93,019.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,583.80 : 172,005.30 = 61,966.20 : x
  2. Step 2: Convert to fraction form
    114,583.80/172,005.30 = 61,966.20/x
  3. Step 3: Cross multiply
    114,583.80x = 172,005.30 × 61,966.20
  4. Step 4: Simplify right side
    114,583.80x = 10,658,514,820.86
  5. Step 5: Solve for x
    x = 10,658,514,820.86/114,583.80
  6. Step 6: Final answer
    x = 93,019.39

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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.