Home / 40,500.13-60,759.93-12,798.13

Finding the Fourth Proportional to 40,500.13, 60,759.93 and 12,798.13

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Solution

The fourth proportional to 40,500.13, 60,759.93 and 12,798.13 is: 19,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,500.13 : 60,759.93 = 12,798.13 : x
  2. Step 2: Convert to fraction form
    40,500.13/60,759.93 = 12,798.13/x
  3. Step 3: Cross multiply
    40,500.13x = 60,759.93 × 12,798.13
  4. Step 4: Simplify right side
    40,500.13x = 777,613,482.93
  5. Step 5: Solve for x
    x = 777,613,482.93/40,500.13
  6. Step 6: Final answer
    x = 19,200.27

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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.