Home / 126,032.20-189,048.30-94,539.40

Finding the Fourth Proportional to 126,032.20, 189,048.30 and 94,539.40

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Solution

The fourth proportional to 126,032.20, 189,048.30 and 94,539.40 is: 141,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,032.20 : 189,048.30 = 94,539.40 : x
  2. Step 2: Convert to fraction form
    126,032.20/189,048.30 = 94,539.40/x
  3. Step 3: Cross multiply
    126,032.20x = 189,048.30 × 94,539.40
  4. Step 4: Simplify right side
    126,032.20x = 17,872,512,853.02
  5. Step 5: Solve for x
    x = 17,872,512,853.02/126,032.20
  6. Step 6: Final answer
    x = 141,809.10

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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.