Home / 112,528.33-155,287.34-61,539.87

Finding the Fourth Proportional to 112,528.33, 155,287.34 and 61,539.87

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Solution

The fourth proportional to 112,528.33, 155,287.34 and 61,539.87 is: 84,924.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,528.33 : 155,287.34 = 61,539.87 : x
  2. Step 2: Convert to fraction form
    112,528.33/155,287.34 = 61,539.87/x
  3. Step 3: Cross multiply
    112,528.33x = 155,287.34 × 61,539.87
  4. Step 4: Simplify right side
    112,528.33x = 9,556,363,058.88
  5. Step 5: Solve for x
    x = 9,556,363,058.88/112,528.33
  6. Step 6: Final answer
    x = 84,924.07

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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.