Home / 44,364.81-66,486.09-19,425.72

Finding the Fourth Proportional to 44,364.81, 66,486.09 and 19,425.72

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Solution

The fourth proportional to 44,364.81, 66,486.09 and 19,425.72 is: 29,111.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,364.81 : 66,486.09 = 19,425.72 : x
  2. Step 2: Convert to fraction form
    44,364.81/66,486.09 = 19,425.72/x
  3. Step 3: Cross multiply
    44,364.81x = 66,486.09 × 19,425.72
  4. Step 4: Simplify right side
    44,364.81x = 1,291,540,168.23
  5. Step 5: Solve for x
    x = 1,291,540,168.23/44,364.81
  6. Step 6: Final answer
    x = 29,111.82

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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.