Home / 126,114.13-189,171.87-37,368.40

Finding the Fourth Proportional to 126,114.13, 189,171.87 and 37,368.40

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Solution

The fourth proportional to 126,114.13, 189,171.87 and 37,368.40 is: 56,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,114.13 : 189,171.87 = 37,368.40 : x
  2. Step 2: Convert to fraction form
    126,114.13/189,171.87 = 37,368.40/x
  3. Step 3: Cross multiply
    126,114.13x = 189,171.87 × 37,368.40
  4. Step 4: Simplify right side
    126,114.13x = 7,069,050,403.59
  5. Step 5: Solve for x
    x = 7,069,050,403.59/126,114.13
  6. Step 6: Final answer
    x = 56,052.80

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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.