Home / 316,750.89-437,116.35-173,516.10

Finding the Fourth Proportional to 316,750.89, 437,116.35 and 173,516.10

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Solution

The fourth proportional to 316,750.89, 437,116.35 and 173,516.10 is: 239,452.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,750.89 : 437,116.35 = 173,516.10 : x
  2. Step 2: Convert to fraction form
    316,750.89/437,116.35 = 173,516.10/x
  3. Step 3: Cross multiply
    316,750.89x = 437,116.35 × 173,516.10
  4. Step 4: Simplify right side
    316,750.89x = 75,846,724,298.24
  5. Step 5: Solve for x
    x = 75,846,724,298.24/316,750.89
  6. Step 6: Final answer
    x = 239,452.28

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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.