Home / 115,011.90-172,304.01-62,465.58

Finding the Fourth Proportional to 115,011.90, 172,304.01 and 62,465.58

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Solution

The fourth proportional to 115,011.90, 172,304.01 and 62,465.58 is: 93,582.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,011.90 : 172,304.01 = 62,465.58 : x
  2. Step 2: Convert to fraction form
    115,011.90/172,304.01 = 62,465.58/x
  3. Step 3: Cross multiply
    115,011.90x = 172,304.01 × 62,465.58
  4. Step 4: Simplify right side
    115,011.90x = 10,763,069,920.98
  5. Step 5: Solve for x
    x = 10,763,069,920.98/115,011.90
  6. Step 6: Final answer
    x = 93,582.23

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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.