Home / 293,527.10-439,707.45-160,168.70

Finding the Fourth Proportional to 293,527.10, 439,707.45 and 160,168.70

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Solution

The fourth proportional to 293,527.10, 439,707.45 and 160,168.70 is: 239,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,527.10 : 439,707.45 = 160,168.70 : x
  2. Step 2: Convert to fraction form
    293,527.10/439,707.45 = 160,168.70/x
  3. Step 3: Cross multiply
    293,527.10x = 439,707.45 × 160,168.70
  4. Step 4: Simplify right side
    293,527.10x = 70,427,370,646.82
  5. Step 5: Solve for x
    x = 70,427,370,646.82/293,527.10
  6. Step 6: Final answer
    x = 239,934.82

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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.