Home / 74,000.16-110,973.24-21,395.52

Finding the Fourth Proportional to 74,000.16, 110,973.24 and 21,395.52

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Solution

The fourth proportional to 74,000.16, 110,973.24 and 21,395.52 is: 32,085.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,000.16 : 110,973.24 = 21,395.52 : x
  2. Step 2: Convert to fraction form
    74,000.16/110,973.24 = 21,395.52/x
  3. Step 3: Cross multiply
    74,000.16x = 110,973.24 × 21,395.52
  4. Step 4: Simplify right side
    74,000.16x = 2,374,330,175.88
  5. Step 5: Solve for x
    x = 2,374,330,175.88/74,000.16
  6. Step 6: Final answer
    x = 32,085.47

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1.5x scale

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.