Home / 242,219.61-334,427.67-151,612.20

Finding the Fourth Proportional to 242,219.61, 334,427.67 and 151,612.20

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Solution

The fourth proportional to 242,219.61, 334,427.67 and 151,612.20 is: 209,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,219.61 : 334,427.67 = 151,612.20 : x
  2. Step 2: Convert to fraction form
    242,219.61/334,427.67 = 151,612.20/x
  3. Step 3: Cross multiply
    242,219.61x = 334,427.67 × 151,612.20
  4. Step 4: Simplify right side
    242,219.61x = 50,703,314,789.57
  5. Step 5: Solve for x
    x = 50,703,314,789.57/242,219.61
  6. Step 6: Final answer
    x = 209,327.87

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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.