Home / 126,368.39-189,552.23-51,470.93

Finding the Fourth Proportional to 126,368.39, 189,552.23 and 51,470.93

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Solution

The fourth proportional to 126,368.39, 189,552.23 and 51,470.93 is: 77,206.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,368.39 : 189,552.23 = 51,470.93 : x
  2. Step 2: Convert to fraction form
    126,368.39/189,552.23 = 51,470.93/x
  3. Step 3: Cross multiply
    126,368.39x = 189,552.23 × 51,470.93
  4. Step 4: Simplify right side
    126,368.39x = 9,756,429,561.67
  5. Step 5: Solve for x
    x = 9,756,429,561.67/126,368.39
  6. Step 6: Final answer
    x = 77,206.25

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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.