Home / 74,818.08-103,244.86-42,548.33

Finding the Fourth Proportional to 74,818.08, 103,244.86 and 42,548.33

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Solution

The fourth proportional to 74,818.08, 103,244.86 and 42,548.33 is: 58,714.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,818.08 : 103,244.86 = 42,548.33 : x
  2. Step 2: Convert to fraction form
    74,818.08/103,244.86 = 42,548.33/x
  3. Step 3: Cross multiply
    74,818.08x = 103,244.86 × 42,548.33
  4. Step 4: Simplify right side
    74,818.08x = 4,392,896,685.38
  5. Step 5: Solve for x
    x = 4,392,896,685.38/74,818.08
  6. Step 6: Final answer
    x = 58,714.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.