Home / 313,787.68-433,027.06-170,547.72

Finding the Fourth Proportional to 313,787.68, 433,027.06 and 170,547.72

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Solution

The fourth proportional to 313,787.68, 433,027.06 and 170,547.72 is: 235,355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,787.68 : 433,027.06 = 170,547.72 : x
  2. Step 2: Convert to fraction form
    313,787.68/433,027.06 = 170,547.72/x
  3. Step 3: Cross multiply
    313,787.68x = 433,027.06 × 170,547.72
  4. Step 4: Simplify right side
    313,787.68x = 73,851,777,781.30
  5. Step 5: Solve for x
    x = 73,851,777,781.30/313,787.68
  6. Step 6: Final answer
    x = 235,355.89

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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.