Home / 152,381.87-228,587.84-52,528.92

Finding the Fourth Proportional to 152,381.87, 228,587.84 and 52,528.92

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Solution

The fourth proportional to 152,381.87, 228,587.84 and 52,528.92 is: 78,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,381.87 : 228,587.84 = 52,528.92 : x
  2. Step 2: Convert to fraction form
    152,381.87/228,587.84 = 52,528.92/x
  3. Step 3: Cross multiply
    152,381.87x = 228,587.84 × 52,528.92
  4. Step 4: Simplify right side
    152,381.87x = 12,007,472,097.69
  5. Step 5: Solve for x
    x = 12,007,472,097.69/152,381.87
  6. Step 6: Final answer
    x = 78,798.56

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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.