Home / 185,988.32-256,663.98-101,105.38

Finding the Fourth Proportional to 185,988.32, 256,663.98 and 101,105.38

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Solution

The fourth proportional to 185,988.32, 256,663.98 and 101,105.38 is: 139,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,988.32 : 256,663.98 = 101,105.38 : x
  2. Step 2: Convert to fraction form
    185,988.32/256,663.98 = 101,105.38/x
  3. Step 3: Cross multiply
    185,988.32x = 256,663.98 × 101,105.38
  4. Step 4: Simplify right side
    185,988.32x = 25,950,107,441.37
  5. Step 5: Solve for x
    x = 25,950,107,441.37/185,988.32
  6. Step 6: Final answer
    x = 139,525.47

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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.