Home / 134,623.83-185,782.14-74,196.63

Finding the Fourth Proportional to 134,623.83, 185,782.14 and 74,196.63

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Solution

The fourth proportional to 134,623.83, 185,782.14 and 74,196.63 is: 102,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,623.83 : 185,782.14 = 74,196.63 : x
  2. Step 2: Convert to fraction form
    134,623.83/185,782.14 = 74,196.63/x
  3. Step 3: Cross multiply
    134,623.83x = 185,782.14 × 74,196.63
  4. Step 4: Simplify right side
    134,623.83x = 13,784,408,702.19
  5. Step 5: Solve for x
    x = 13,784,408,702.19/134,623.83
  6. Step 6: Final answer
    x = 102,392.04

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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.