Home / 62,820.15-86,690.84-34,525.23

Finding the Fourth Proportional to 62,820.15, 86,690.84 and 34,525.23

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Solution

The fourth proportional to 62,820.15, 86,690.84 and 34,525.23 is: 47,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.15 : 86,690.84 = 34,525.23 : x
  2. Step 2: Convert to fraction form
    62,820.15/86,690.84 = 34,525.23/x
  3. Step 3: Cross multiply
    62,820.15x = 86,690.84 × 34,525.23
  4. Step 4: Simplify right side
    62,820.15x = 2,993,021,017.27
  5. Step 5: Solve for x
    x = 2,993,021,017.27/62,820.15
  6. Step 6: Final answer
    x = 47,644.28

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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.