Home / 160,543.74-221,547.42-88,923.54

Finding the Fourth Proportional to 160,543.74, 221,547.42 and 88,923.54

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Solution

The fourth proportional to 160,543.74, 221,547.42 and 88,923.54 is: 122,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,543.74 : 221,547.42 = 88,923.54 : x
  2. Step 2: Convert to fraction form
    160,543.74/221,547.42 = 88,923.54/x
  3. Step 3: Cross multiply
    160,543.74x = 221,547.42 × 88,923.54
  4. Step 4: Simplify right side
    160,543.74x = 19,700,780,864.27
  5. Step 5: Solve for x
    x = 19,700,780,864.27/160,543.74
  6. Step 6: Final answer
    x = 122,712.86

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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.