Home / 159,827.08-220,554.93-88,206.18

Finding the Fourth Proportional to 159,827.08, 220,554.93 and 88,206.18

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Solution

The fourth proportional to 159,827.08, 220,554.93 and 88,206.18 is: 121,720.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,827.08 : 220,554.93 = 88,206.18 : x
  2. Step 2: Convert to fraction form
    159,827.08/220,554.93 = 88,206.18/x
  3. Step 3: Cross multiply
    159,827.08x = 220,554.93 × 88,206.18
  4. Step 4: Simplify right side
    159,827.08x = 19,454,307,855.47
  5. Step 5: Solve for x
    x = 19,454,307,855.47/159,827.08
  6. Step 6: Final answer
    x = 121,720.97

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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.