Home / 160,756.74-221,856.84-89,150.76

Finding the Fourth Proportional to 160,756.74, 221,856.84 and 89,150.76

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Solution

The fourth proportional to 160,756.74, 221,856.84 and 89,150.76 is: 123,035.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,756.74 : 221,856.84 = 89,150.76 : x
  2. Step 2: Convert to fraction form
    160,756.74/221,856.84 = 89,150.76/x
  3. Step 3: Cross multiply
    160,756.74x = 221,856.84 × 89,150.76
  4. Step 4: Simplify right side
    160,756.74x = 19,778,705,897.20
  5. Step 5: Solve for x
    x = 19,778,705,897.20/160,756.74
  6. Step 6: Final answer
    x = 123,035.00

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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.