Home / 155,965.70-233,948.51-61,240.52

Finding the Fourth Proportional to 155,965.70, 233,948.51 and 61,240.52

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Solution

The fourth proportional to 155,965.70, 233,948.51 and 61,240.52 is: 91,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,965.70 : 233,948.51 = 61,240.52 : x
  2. Step 2: Convert to fraction form
    155,965.70/233,948.51 = 61,240.52/x
  3. Step 3: Cross multiply
    155,965.70x = 233,948.51 × 61,240.52
  4. Step 4: Simplify right side
    155,965.70x = 14,327,128,405.63
  5. Step 5: Solve for x
    x = 14,327,128,405.63/155,965.70
  6. Step 6: Final answer
    x = 91,860.76

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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.