Home / 124,297.40-186,473.10-45,411.50

Finding the Fourth Proportional to 124,297.40, 186,473.10 and 45,411.50

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Solution

The fourth proportional to 124,297.40, 186,473.10 and 45,411.50 is: 68,127.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,297.40 : 186,473.10 = 45,411.50 : x
  2. Step 2: Convert to fraction form
    124,297.40/186,473.10 = 45,411.50/x
  3. Step 3: Cross multiply
    124,297.40x = 186,473.10 × 45,411.50
  4. Step 4: Simplify right side
    124,297.40x = 8,468,023,180.65
  5. Step 5: Solve for x
    x = 8,468,023,180.65/124,297.40
  6. Step 6: Final answer
    x = 68,127.11

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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.