Home / 105,577.44-145,693.08-60,257.76

Finding the Fourth Proportional to 105,577.44, 145,693.08 and 60,257.76

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Solution

The fourth proportional to 105,577.44, 145,693.08 and 60,257.76 is: 83,153.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,577.44 : 145,693.08 = 60,257.76 : x
  2. Step 2: Convert to fraction form
    105,577.44/145,693.08 = 60,257.76/x
  3. Step 3: Cross multiply
    105,577.44x = 145,693.08 × 60,257.76
  4. Step 4: Simplify right side
    105,577.44x = 8,779,138,648.30
  5. Step 5: Solve for x
    x = 8,779,138,648.30/105,577.44
  6. Step 6: Final answer
    x = 83,153.55

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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.