Home / 112,004.29-154,565.84-61,703.29

Finding the Fourth Proportional to 112,004.29, 154,565.84 and 61,703.29

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Solution

The fourth proportional to 112,004.29, 154,565.84 and 61,703.29 is: 85,150.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,004.29 : 154,565.84 = 61,703.29 : x
  2. Step 2: Convert to fraction form
    112,004.29/154,565.84 = 61,703.29/x
  3. Step 3: Cross multiply
    112,004.29x = 154,565.84 × 61,703.29
  4. Step 4: Simplify right side
    112,004.29x = 9,537,220,849.61
  5. Step 5: Solve for x
    x = 9,537,220,849.61/112,004.29
  6. Step 6: Final answer
    x = 85,150.50

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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.