Home / 223,064.60-334,856.10-134,418.20

Finding the Fourth Proportional to 223,064.60, 334,856.10 and 134,418.20

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Solution

The fourth proportional to 223,064.60, 334,856.10 and 134,418.20 is: 201,783.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,064.60 : 334,856.10 = 134,418.20 : x
  2. Step 2: Convert to fraction form
    223,064.60/334,856.10 = 134,418.20/x
  3. Step 3: Cross multiply
    223,064.60x = 334,856.10 × 134,418.20
  4. Step 4: Simplify right side
    223,064.60x = 45,010,754,221.02
  5. Step 5: Solve for x
    x = 45,010,754,221.02/223,064.60
  6. Step 6: Final answer
    x = 201,783.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.