Home / 39,088.80-58,650.48-15,760.80

Finding the Fourth Proportional to 39,088.80, 58,650.48 and 15,760.80

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Solution

The fourth proportional to 39,088.80, 58,650.48 and 15,760.80 is: 23,648.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,088.80 : 58,650.48 = 15,760.80 : x
  2. Step 2: Convert to fraction form
    39,088.80/58,650.48 = 15,760.80/x
  3. Step 3: Cross multiply
    39,088.80x = 58,650.48 × 15,760.80
  4. Step 4: Simplify right side
    39,088.80x = 924,378,485.18
  5. Step 5: Solve for x
    x = 924,378,485.18/39,088.80
  6. Step 6: Final answer
    x = 23,648.17

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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.