Home / 173,370.80-239,282.76-112,192.40

Finding the Fourth Proportional to 173,370.80, 239,282.76 and 112,192.40

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Solution

The fourth proportional to 173,370.80, 239,282.76 and 112,192.40 is: 154,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,370.80 : 239,282.76 = 112,192.40 : x
  2. Step 2: Convert to fraction form
    173,370.80/239,282.76 = 112,192.40/x
  3. Step 3: Cross multiply
    173,370.80x = 239,282.76 × 112,192.40
  4. Step 4: Simplify right side
    173,370.80x = 26,845,707,123.02
  5. Step 5: Solve for x
    x = 26,845,707,123.02/173,370.80
  6. Step 6: Final answer
    x = 154,845.61

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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.