Home / 88,210.56-121,741.20-50,484

Finding the Fourth Proportional to 88,210.56, 121,741.20 and 50,484

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Solution

The fourth proportional to 88,210.56, 121,741.20 and 50,484 is: 69,674.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,210.56 : 121,741.20 = 50,484 : x
  2. Step 2: Convert to fraction form
    88,210.56/121,741.20 = 50,484/x
  3. Step 3: Cross multiply
    88,210.56x = 121,741.20 × 50,484
  4. Step 4: Simplify right side
    88,210.56x = 6,145,982,740.80
  5. Step 5: Solve for x
    x = 6,145,982,740.80/88,210.56
  6. Step 6: Final answer
    x = 69,674.00

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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.