Home / 39,384.76-54,345.72-25,256.76

Finding the Fourth Proportional to 39,384.76, 54,345.72 and 25,256.76

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Solution

The fourth proportional to 39,384.76, 54,345.72 and 25,256.76 is: 34,850.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,384.76 : 54,345.72 = 25,256.76 : x
  2. Step 2: Convert to fraction form
    39,384.76/54,345.72 = 25,256.76/x
  3. Step 3: Cross multiply
    39,384.76x = 54,345.72 × 25,256.76
  4. Step 4: Simplify right side
    39,384.76x = 1,372,596,807.07
  5. Step 5: Solve for x
    x = 1,372,596,807.07/39,384.76
  6. Step 6: Final answer
    x = 34,850.96

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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.