Home / 62,535.44-86,281.80-40,192.40

Finding the Fourth Proportional to 62,535.44, 86,281.80 and 40,192.40

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Solution

The fourth proportional to 62,535.44, 86,281.80 and 40,192.40 is: 55,454.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,535.44 : 86,281.80 = 40,192.40 : x
  2. Step 2: Convert to fraction form
    62,535.44/86,281.80 = 40,192.40/x
  3. Step 3: Cross multiply
    62,535.44x = 86,281.80 × 40,192.40
  4. Step 4: Simplify right side
    62,535.44x = 3,467,872,618.32
  5. Step 5: Solve for x
    x = 3,467,872,618.32/62,535.44
  6. Step 6: Final answer
    x = 55,454.52

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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.