Home / 84,030.80-126,046.20-24,875.60

Finding the Fourth Proportional to 84,030.80, 126,046.20 and 24,875.60

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Solution

The fourth proportional to 84,030.80, 126,046.20 and 24,875.60 is: 37,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,030.80 : 126,046.20 = 24,875.60 : x
  2. Step 2: Convert to fraction form
    84,030.80/126,046.20 = 24,875.60/x
  3. Step 3: Cross multiply
    84,030.80x = 126,046.20 × 24,875.60
  4. Step 4: Simplify right side
    84,030.80x = 3,135,474,852.72
  5. Step 5: Solve for x
    x = 3,135,474,852.72/84,030.80
  6. Step 6: Final answer
    x = 37,313.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.