Home / 39,219.48-54,130.75-23,300.87

Finding the Fourth Proportional to 39,219.48, 54,130.75 and 23,300.87

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Solution

The fourth proportional to 39,219.48, 54,130.75 and 23,300.87 is: 32,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,219.48 : 54,130.75 = 23,300.87 : x
  2. Step 2: Convert to fraction form
    39,219.48/54,130.75 = 23,300.87/x
  3. Step 3: Cross multiply
    39,219.48x = 54,130.75 × 23,300.87
  4. Step 4: Simplify right side
    39,219.48x = 1,261,293,239.85
  5. Step 5: Solve for x
    x = 1,261,293,239.85/39,219.48
  6. Step 6: Final answer
    x = 32,159.87

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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.