Home / 58,292.20-87,323.10-39,629.80

Finding the Fourth Proportional to 58,292.20, 87,323.10 and 39,629.80

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Solution

The fourth proportional to 58,292.20, 87,323.10 and 39,629.80 is: 59,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,292.20 : 87,323.10 = 39,629.80 : x
  2. Step 2: Convert to fraction form
    58,292.20/87,323.10 = 39,629.80/x
  3. Step 3: Cross multiply
    58,292.20x = 87,323.10 × 39,629.80
  4. Step 4: Simplify right side
    58,292.20x = 3,460,596,988.38
  5. Step 5: Solve for x
    x = 3,460,596,988.38/58,292.20
  6. Step 6: Final answer
    x = 59,366.38

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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.