Home / 124,657.93-172,005.28-73,679.23

Finding the Fourth Proportional to 124,657.93, 172,005.28 and 73,679.23

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Solution

The fourth proportional to 124,657.93, 172,005.28 and 73,679.23 is: 101,663.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,657.93 : 172,005.28 = 73,679.23 : x
  2. Step 2: Convert to fraction form
    124,657.93/172,005.28 = 73,679.23/x
  3. Step 3: Cross multiply
    124,657.93x = 172,005.28 × 73,679.23
  4. Step 4: Simplify right side
    124,657.93x = 12,673,216,586.33
  5. Step 5: Solve for x
    x = 12,673,216,586.33/124,657.93
  6. Step 6: Final answer
    x = 101,663.94

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1.5x scale

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.