Home / 134,475.86-185,569.26-74,044.10

Finding the Fourth Proportional to 134,475.86, 185,569.26 and 74,044.10

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Solution

The fourth proportional to 134,475.86, 185,569.26 and 74,044.10 is: 102,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,475.86 : 185,569.26 = 74,044.10 : x
  2. Step 2: Convert to fraction form
    134,475.86/185,569.26 = 74,044.10/x
  3. Step 3: Cross multiply
    134,475.86x = 185,569.26 × 74,044.10
  4. Step 4: Simplify right side
    134,475.86x = 13,740,308,844.37
  5. Step 5: Solve for x
    x = 13,740,308,844.37/134,475.86
  6. Step 6: Final answer
    x = 102,176.77

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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.