Home / 39,733.80-59,542.37-19,985.19

Finding the Fourth Proportional to 39,733.80, 59,542.37 and 19,985.19

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Solution

The fourth proportional to 39,733.80, 59,542.37 and 19,985.19 is: 29,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,733.80 : 59,542.37 = 19,985.19 : x
  2. Step 2: Convert to fraction form
    39,733.80/59,542.37 = 19,985.19/x
  3. Step 3: Cross multiply
    39,733.80x = 59,542.37 × 19,985.19
  4. Step 4: Simplify right side
    39,733.80x = 1,189,965,577.50
  5. Step 5: Solve for x
    x = 1,189,965,577.50/39,733.80
  6. Step 6: Final answer
    x = 29,948.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.