Home / 124,130.56-171,295.08-67,541.96

Finding the Fourth Proportional to 124,130.56, 171,295.08 and 67,541.96

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Solution

The fourth proportional to 124,130.56, 171,295.08 and 67,541.96 is: 93,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,130.56 : 171,295.08 = 67,541.96 : x
  2. Step 2: Convert to fraction form
    124,130.56/171,295.08 = 67,541.96/x
  3. Step 3: Cross multiply
    124,130.56x = 171,295.08 × 67,541.96
  4. Step 4: Simplify right side
    124,130.56x = 11,569,605,441.56
  5. Step 5: Solve for x
    x = 11,569,605,441.56/124,130.56
  6. Step 6: Final answer
    x = 93,205.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.