Home / 154,799.18-232,199.03-42,480.94

Finding the Fourth Proportional to 154,799.18, 232,199.03 and 42,480.94

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Solution

The fourth proportional to 154,799.18, 232,199.03 and 42,480.94 is: 63,721.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,799.18 : 232,199.03 = 42,480.94 : x
  2. Step 2: Convert to fraction form
    154,799.18/232,199.03 = 42,480.94/x
  3. Step 3: Cross multiply
    154,799.18x = 232,199.03 × 42,480.94
  4. Step 4: Simplify right side
    154,799.18x = 9,864,031,688.09
  5. Step 5: Solve for x
    x = 9,864,031,688.09/154,799.18
  6. Step 6: Final answer
    x = 63,721.47

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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.