Home / 437,221.84-656,023.34-153,116.18

Finding the Fourth Proportional to 437,221.84, 656,023.34 and 153,116.18

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Solution

The fourth proportional to 437,221.84, 656,023.34 and 153,116.18 is: 229,741.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,221.84 : 656,023.34 = 153,116.18 : x
  2. Step 2: Convert to fraction form
    437,221.84/656,023.34 = 153,116.18/x
  3. Step 3: Cross multiply
    437,221.84x = 656,023.34 × 153,116.18
  4. Step 4: Simplify right side
    437,221.84x = 100,447,787,811.64
  5. Step 5: Solve for x
    x = 100,447,787,811.64/437,221.84
  6. Step 6: Final answer
    x = 229,741.01

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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.