Home / 62,780.05-86,637.10-34,099.98

Finding the Fourth Proportional to 62,780.05, 86,637.10 and 34,099.98

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Solution

The fourth proportional to 62,780.05, 86,637.10 and 34,099.98 is: 47,058.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,780.05 : 86,637.10 = 34,099.98 : x
  2. Step 2: Convert to fraction form
    62,780.05/86,637.10 = 34,099.98/x
  3. Step 3: Cross multiply
    62,780.05x = 86,637.10 × 34,099.98
  4. Step 4: Simplify right side
    62,780.05x = 2,954,323,377.26
  5. Step 5: Solve for x
    x = 2,954,323,377.26/62,780.05
  6. Step 6: Final answer
    x = 47,058.32

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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.