Home / 40,117.33-60,178.73-10,535.12

Finding the Fourth Proportional to 40,117.33, 60,178.73 and 10,535.12

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Solution

The fourth proportional to 40,117.33, 60,178.73 and 10,535.12 is: 15,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,117.33 : 60,178.73 = 10,535.12 : x
  2. Step 2: Convert to fraction form
    40,117.33/60,178.73 = 10,535.12/x
  3. Step 3: Cross multiply
    40,117.33x = 60,178.73 × 10,535.12
  4. Step 4: Simplify right side
    40,117.33x = 633,990,168.34
  5. Step 5: Solve for x
    x = 633,990,168.34/40,117.33
  6. Step 6: Final answer
    x = 15,803.40

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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.