Home / 107,132.10-147,852.90-59,394.68

Finding the Fourth Proportional to 107,132.10, 147,852.90 and 59,394.68

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Solution

The fourth proportional to 107,132.10, 147,852.90 and 59,394.68 is: 81,970.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,132.10 : 147,852.90 = 59,394.68 : x
  2. Step 2: Convert to fraction form
    107,132.10/147,852.90 = 59,394.68/x
  3. Step 3: Cross multiply
    107,132.10x = 147,852.90 × 59,394.68
  4. Step 4: Simplify right side
    107,132.10x = 8,781,675,682.57
  5. Step 5: Solve for x
    x = 8,781,675,682.57/107,132.10
  6. Step 6: Final answer
    x = 81,970.54

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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.