Home / 240,885.06-332,278.65-145,335.30

Finding the Fourth Proportional to 240,885.06, 332,278.65 and 145,335.30

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Solution

The fourth proportional to 240,885.06, 332,278.65 and 145,335.30 is: 200,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,885.06 : 332,278.65 = 145,335.30 : x
  2. Step 2: Convert to fraction form
    240,885.06/332,278.65 = 145,335.30/x
  3. Step 3: Cross multiply
    240,885.06x = 332,278.65 × 145,335.30
  4. Step 4: Simplify right side
    240,885.06x = 48,291,817,281.35
  5. Step 5: Solve for x
    x = 48,291,817,281.35/240,885.06
  6. Step 6: Final answer
    x = 200,476.60

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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.