Home / 107,091.33-147,782.31-59,349.12

Finding the Fourth Proportional to 107,091.33, 147,782.31 and 59,349.12

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Solution

The fourth proportional to 107,091.33, 147,782.31 and 59,349.12 is: 81,899.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,091.33 : 147,782.31 = 59,349.12 : x
  2. Step 2: Convert to fraction form
    107,091.33/147,782.31 = 59,349.12/x
  3. Step 3: Cross multiply
    107,091.33x = 147,782.31 × 59,349.12
  4. Step 4: Simplify right side
    107,091.33x = 8,770,750,050.07
  5. Step 5: Solve for x
    x = 8,770,750,050.07/107,091.33
  6. Step 6: Final answer
    x = 81,899.72

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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.