Home / 161,045.60-222,275.55-93,065.43

Finding the Fourth Proportional to 161,045.60, 222,275.55 and 93,065.43

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Solution

The fourth proportional to 161,045.60, 222,275.55 and 93,065.43 is: 128,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,045.60 : 222,275.55 = 93,065.43 : x
  2. Step 2: Convert to fraction form
    161,045.60/222,275.55 = 93,065.43/x
  3. Step 3: Cross multiply
    161,045.60x = 222,275.55 × 93,065.43
  4. Step 4: Simplify right side
    161,045.60x = 20,686,168,527.86
  5. Step 5: Solve for x
    x = 20,686,168,527.86/161,045.60
  6. Step 6: Final answer
    x = 128,449.14

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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.