Home / 126,450.47-174,499.61-69,088.57

Finding the Fourth Proportional to 126,450.47, 174,499.61 and 69,088.57

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Solution

The fourth proportional to 126,450.47, 174,499.61 and 69,088.57 is: 95,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,450.47 : 174,499.61 = 69,088.57 : x
  2. Step 2: Convert to fraction form
    126,450.47/174,499.61 = 69,088.57/x
  3. Step 3: Cross multiply
    126,450.47x = 174,499.61 × 69,088.57
  4. Step 4: Simplify right side
    126,450.47x = 12,055,927,738.77
  5. Step 5: Solve for x
    x = 12,055,927,738.77/126,450.47
  6. Step 6: Final answer
    x = 95,341.10

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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.