Home / 39,685.35-59,528.36-10,103.19

Finding the Fourth Proportional to 39,685.35, 59,528.36 and 10,103.19

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Solution

The fourth proportional to 39,685.35, 59,528.36 and 10,103.19 is: 15,154.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,685.35 : 59,528.36 = 10,103.19 : x
  2. Step 2: Convert to fraction form
    39,685.35/59,528.36 = 10,103.19/x
  3. Step 3: Cross multiply
    39,685.35x = 59,528.36 × 10,103.19
  4. Step 4: Simplify right side
    39,685.35x = 601,426,331.47
  5. Step 5: Solve for x
    x = 601,426,331.47/39,685.35
  6. Step 6: Final answer
    x = 15,154.87

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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.