Home / 161,065.28-222,279.72-93,094.40

Finding the Fourth Proportional to 161,065.28, 222,279.72 and 93,094.40

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Solution

The fourth proportional to 161,065.28, 222,279.72 and 93,094.40 is: 128,475.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,065.28 : 222,279.72 = 93,094.40 : x
  2. Step 2: Convert to fraction form
    161,065.28/222,279.72 = 93,094.40/x
  3. Step 3: Cross multiply
    161,065.28x = 222,279.72 × 93,094.40
  4. Step 4: Simplify right side
    161,065.28x = 20,692,997,165.57
  5. Step 5: Solve for x
    x = 20,692,997,165.57/161,065.28
  6. Step 6: Final answer
    x = 128,475.84

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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.