Home / 88,000.59-121,438.53-50,274.84

Finding the Fourth Proportional to 88,000.59, 121,438.53 and 50,274.84

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Solution

The fourth proportional to 88,000.59, 121,438.53 and 50,274.84 is: 69,377.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.59 : 121,438.53 = 50,274.84 : x
  2. Step 2: Convert to fraction form
    88,000.59/121,438.53 = 50,274.84/x
  3. Step 3: Cross multiply
    88,000.59x = 121,438.53 × 50,274.84
  4. Step 4: Simplify right side
    88,000.59x = 6,105,302,665.59
  5. Step 5: Solve for x
    x = 6,105,302,665.59/88,000.59
  6. Step 6: Final answer
    x = 69,377.97

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1.5x scale

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.