Home / 103,208.84-142,353.56-62,924.30

Finding the Fourth Proportional to 103,208.84, 142,353.56 and 62,924.30

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Solution

The fourth proportional to 103,208.84, 142,353.56 and 62,924.30 is: 86,790.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,208.84 : 142,353.56 = 62,924.30 : x
  2. Step 2: Convert to fraction form
    103,208.84/142,353.56 = 62,924.30/x
  3. Step 3: Cross multiply
    103,208.84x = 142,353.56 × 62,924.30
  4. Step 4: Simplify right side
    103,208.84x = 8,957,498,115.51
  5. Step 5: Solve for x
    x = 8,957,498,115.51/103,208.84
  6. Step 6: Final answer
    x = 86,790.03

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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.