Home / 155,402.34-233,103.47-102,799.53

Finding the Fourth Proportional to 155,402.34, 233,103.47 and 102,799.53

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Solution

The fourth proportional to 155,402.34, 233,103.47 and 102,799.53 is: 154,199.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,402.34 : 233,103.47 = 102,799.53 : x
  2. Step 2: Convert to fraction form
    155,402.34/233,103.47 = 102,799.53/x
  3. Step 3: Cross multiply
    155,402.34x = 233,103.47 × 102,799.53
  4. Step 4: Simplify right side
    155,402.34x = 23,962,926,643.37
  5. Step 5: Solve for x
    x = 23,962,926,643.37/155,402.34
  6. Step 6: Final answer
    x = 154,199.27

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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.