Home / 92,824.16-128,097.50-50,382.72

Finding the Fourth Proportional to 92,824.16, 128,097.50 and 50,382.72

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Solution

The fourth proportional to 92,824.16, 128,097.50 and 50,382.72 is: 69,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,824.16 : 128,097.50 = 50,382.72 : x
  2. Step 2: Convert to fraction form
    92,824.16/128,097.50 = 50,382.72/x
  3. Step 3: Cross multiply
    92,824.16x = 128,097.50 × 50,382.72
  4. Step 4: Simplify right side
    92,824.16x = 6,453,900,223.29
  5. Step 5: Solve for x
    x = 6,453,900,223.29/92,824.16
  6. Step 6: Final answer
    x = 69,528.24

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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.