Home / 124,549.26-186,663.51-45,569.40

Finding the Fourth Proportional to 124,549.26, 186,663.51 and 45,569.40

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Solution

The fourth proportional to 124,549.26, 186,663.51 and 45,569.40 is: 68,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,549.26 : 186,663.51 = 45,569.40 : x
  2. Step 2: Convert to fraction form
    124,549.26/186,663.51 = 45,569.40/x
  3. Step 3: Cross multiply
    124,549.26x = 186,663.51 × 45,569.40
  4. Step 4: Simplify right side
    124,549.26x = 8,506,144,152.59
  5. Step 5: Solve for x
    x = 8,506,144,152.59/124,549.26
  6. Step 6: Final answer
    x = 68,295.42

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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.