Home / 74,358.24-111,537.52-52,270.32

Finding the Fourth Proportional to 74,358.24, 111,537.52 and 52,270.32

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Solution

The fourth proportional to 74,358.24, 111,537.52 and 52,270.32 is: 78,405.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,358.24 : 111,537.52 = 52,270.32 : x
  2. Step 2: Convert to fraction form
    74,358.24/111,537.52 = 52,270.32/x
  3. Step 3: Cross multiply
    74,358.24x = 111,537.52 × 52,270.32
  4. Step 4: Simplify right side
    74,358.24x = 5,830,101,862.41
  5. Step 5: Solve for x
    x = 5,830,101,862.41/74,358.24
  6. Step 6: Final answer
    x = 78,405.59

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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.