Home / 52,548.16-72,511.52-31,323.20

Finding the Fourth Proportional to 52,548.16, 72,511.52 and 31,323.20

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Solution

The fourth proportional to 52,548.16, 72,511.52 and 31,323.20 is: 43,223.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,548.16 : 72,511.52 = 31,323.20 : x
  2. Step 2: Convert to fraction form
    52,548.16/72,511.52 = 31,323.20/x
  3. Step 3: Cross multiply
    52,548.16x = 72,511.52 × 31,323.20
  4. Step 4: Simplify right side
    52,548.16x = 2,271,292,843.26
  5. Step 5: Solve for x
    x = 2,271,292,843.26/52,548.16
  6. Step 6: Final answer
    x = 43,223.07

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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.