Home / 314,753.04-471,867.12-156,764.16

Finding the Fourth Proportional to 314,753.04, 471,867.12 and 156,764.16

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Solution

The fourth proportional to 314,753.04, 471,867.12 and 156,764.16 is: 235,015.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,753.04 : 471,867.12 = 156,764.16 : x
  2. Step 2: Convert to fraction form
    314,753.04/471,867.12 = 156,764.16/x
  3. Step 3: Cross multiply
    314,753.04x = 471,867.12 × 156,764.16
  4. Step 4: Simplify right side
    314,753.04x = 73,971,852,698.42
  5. Step 5: Solve for x
    x = 73,971,852,698.42/314,753.04
  6. Step 6: Final answer
    x = 235,015.53

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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.