Home / 44,364.51-66,543.12-13,199.76

Finding the Fourth Proportional to 44,364.51, 66,543.12 and 13,199.76

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Solution

The fourth proportional to 44,364.51, 66,543.12 and 13,199.76 is: 19,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,364.51 : 66,543.12 = 13,199.76 : x
  2. Step 2: Convert to fraction form
    44,364.51/66,543.12 = 13,199.76/x
  3. Step 3: Cross multiply
    44,364.51x = 66,543.12 × 13,199.76
  4. Step 4: Simplify right side
    44,364.51x = 878,353,213.65
  5. Step 5: Solve for x
    x = 878,353,213.65/44,364.51
  6. Step 6: Final answer
    x = 19,798.56

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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.