Home / 160,559.40-221,502.12-112,843.92

Finding the Fourth Proportional to 160,559.40, 221,502.12 and 112,843.92

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Solution

The fourth proportional to 160,559.40, 221,502.12 and 112,843.92 is: 155,675.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,559.40 : 221,502.12 = 112,843.92 : x
  2. Step 2: Convert to fraction form
    160,559.40/221,502.12 = 112,843.92/x
  3. Step 3: Cross multiply
    160,559.40x = 221,502.12 × 112,843.92
  4. Step 4: Simplify right side
    160,559.40x = 24,995,167,509.11
  5. Step 5: Solve for x
    x = 24,995,167,509.11/160,559.40
  6. Step 6: Final answer
    x = 155,675.52

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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.