Home / 107,050.72-147,731.26-59,305

Finding the Fourth Proportional to 107,050.72, 147,731.26 and 59,305

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Solution

The fourth proportional to 107,050.72, 147,731.26 and 59,305 is: 81,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,050.72 : 147,731.26 = 59,305 : x
  2. Step 2: Convert to fraction form
    107,050.72/147,731.26 = 59,305/x
  3. Step 3: Cross multiply
    107,050.72x = 147,731.26 × 59,305
  4. Step 4: Simplify right side
    107,050.72x = 8,761,202,374.30
  5. Step 5: Solve for x
    x = 8,761,202,374.30/107,050.72
  6. Step 6: Final answer
    x = 81,841.60

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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.