Home / 124,325.49-186,574.32-49,437.90

Finding the Fourth Proportional to 124,325.49, 186,574.32 and 49,437.90

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Solution

The fourth proportional to 124,325.49, 186,574.32 and 49,437.90 is: 74,191.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,325.49 : 186,574.32 = 49,437.90 : x
  2. Step 2: Convert to fraction form
    124,325.49/186,574.32 = 49,437.90/x
  3. Step 3: Cross multiply
    124,325.49x = 186,574.32 × 49,437.90
  4. Step 4: Simplify right side
    124,325.49x = 9,223,842,574.73
  5. Step 5: Solve for x
    x = 9,223,842,574.73/124,325.49
  6. Step 6: Final answer
    x = 74,191.08

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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.