Home / 62,780.80-86,637.26-34,100.23

Finding the Fourth Proportional to 62,780.80, 86,637.26 and 34,100.23

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Solution

The fourth proportional to 62,780.80, 86,637.26 and 34,100.23 is: 47,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,780.80 : 86,637.26 = 34,100.23 : x
  2. Step 2: Convert to fraction form
    62,780.80/86,637.26 = 34,100.23/x
  3. Step 3: Cross multiply
    62,780.80x = 86,637.26 × 34,100.23
  4. Step 4: Simplify right side
    62,780.80x = 2,954,350,709.16
  5. Step 5: Solve for x
    x = 2,954,350,709.16/62,780.80
  6. Step 6: Final answer
    x = 47,058.19

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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.