Home / 57,815.95-79,799.34-37,637.68

Finding the Fourth Proportional to 57,815.95, 79,799.34 and 37,637.68

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Solution

The fourth proportional to 57,815.95, 79,799.34 and 37,637.68 is: 51,948.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,815.95 : 79,799.34 = 37,637.68 : x
  2. Step 2: Convert to fraction form
    57,815.95/79,799.34 = 37,637.68/x
  3. Step 3: Cross multiply
    57,815.95x = 79,799.34 × 37,637.68
  4. Step 4: Simplify right side
    57,815.95x = 3,003,462,023.13
  5. Step 5: Solve for x
    x = 3,003,462,023.13/57,815.95
  6. Step 6: Final answer
    x = 51,948.68

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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.