Home / 162,160.80-223,778.28-90,547.56

Finding the Fourth Proportional to 162,160.80, 223,778.28 and 90,547.56

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Solution

The fourth proportional to 162,160.80, 223,778.28 and 90,547.56 is: 124,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,160.80 : 223,778.28 = 90,547.56 : x
  2. Step 2: Convert to fraction form
    162,160.80/223,778.28 = 90,547.56/x
  3. Step 3: Cross multiply
    162,160.80x = 223,778.28 × 90,547.56
  4. Step 4: Simplify right side
    162,160.80x = 20,262,577,235.00
  5. Step 5: Solve for x
    x = 20,262,577,235.00/162,160.80
  6. Step 6: Final answer
    x = 124,953.61

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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.