Home / 124,289.24-186,441.26-38,916.10

Finding the Fourth Proportional to 124,289.24, 186,441.26 and 38,916.10

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Solution

The fourth proportional to 124,289.24, 186,441.26 and 38,916.10 is: 58,376.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,289.24 : 186,441.26 = 38,916.10 : x
  2. Step 2: Convert to fraction form
    124,289.24/186,441.26 = 38,916.10/x
  3. Step 3: Cross multiply
    124,289.24x = 186,441.26 × 38,916.10
  4. Step 4: Simplify right side
    124,289.24x = 7,255,566,718.29
  5. Step 5: Solve for x
    x = 7,255,566,718.29/124,289.24
  6. Step 6: Final answer
    x = 58,376.47

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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.