Home / 124,818.86-172,236.74-73,833.51

Finding the Fourth Proportional to 124,818.86, 172,236.74 and 73,833.51

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Solution

The fourth proportional to 124,818.86, 172,236.74 and 73,833.51 is: 101,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,818.86 : 172,236.74 = 73,833.51 : x
  2. Step 2: Convert to fraction form
    124,818.86/172,236.74 = 73,833.51/x
  3. Step 3: Cross multiply
    124,818.86x = 172,236.74 × 73,833.51
  4. Step 4: Simplify right side
    124,818.86x = 12,716,843,065.16
  5. Step 5: Solve for x
    x = 12,716,843,065.16/124,818.86
  6. Step 6: Final answer
    x = 101,882.38

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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.