Home / 183,498.32-253,237.92-138,094.76

Finding the Fourth Proportional to 183,498.32, 253,237.92 and 138,094.76

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Solution

The fourth proportional to 183,498.32, 253,237.92 and 138,094.76 is: 190,578.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,498.32 : 253,237.92 = 138,094.76 : x
  2. Step 2: Convert to fraction form
    183,498.32/253,237.92 = 138,094.76/x
  3. Step 3: Cross multiply
    183,498.32x = 253,237.92 × 138,094.76
  4. Step 4: Simplify right side
    183,498.32x = 34,970,829,785.30
  5. Step 5: Solve for x
    x = 34,970,829,785.30/183,498.32
  6. Step 6: Final answer
    x = 190,578.47

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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.