Home / 110,949.81-153,111.45-59,962.43

Finding the Fourth Proportional to 110,949.81, 153,111.45 and 59,962.43

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Solution

The fourth proportional to 110,949.81, 153,111.45 and 59,962.43 is: 82,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,949.81 : 153,111.45 = 59,962.43 : x
  2. Step 2: Convert to fraction form
    110,949.81/153,111.45 = 59,962.43/x
  3. Step 3: Cross multiply
    110,949.81x = 153,111.45 × 59,962.43
  4. Step 4: Simplify right side
    110,949.81x = 9,180,933,556.19
  5. Step 5: Solve for x
    x = 9,180,933,556.19/110,949.81
  6. Step 6: Final answer
    x = 82,748.53

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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.