Home / 102,332.39-153,515.00-43,176.78

Finding the Fourth Proportional to 102,332.39, 153,515.00 and 43,176.78

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Solution

The fourth proportional to 102,332.39, 153,515.00 and 43,176.78 is: 64,772.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,332.39 : 153,515.00 = 43,176.78 : x
  2. Step 2: Convert to fraction form
    102,332.39/153,515.00 = 43,176.78/x
  3. Step 3: Cross multiply
    102,332.39x = 153,515.00 × 43,176.78
  4. Step 4: Simplify right side
    102,332.39x = 6,628,283,165.82
  5. Step 5: Solve for x
    x = 6,628,283,165.82/102,332.39
  6. Step 6: Final answer
    x = 64,772.09

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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.