Home / 242,509.46-334,671.38-140,535.11

Finding the Fourth Proportional to 242,509.46, 334,671.38 and 140,535.11

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Solution

The fourth proportional to 242,509.46, 334,671.38 and 140,535.11 is: 193,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,509.46 : 334,671.38 = 140,535.11 : x
  2. Step 2: Convert to fraction form
    242,509.46/334,671.38 = 140,535.11/x
  3. Step 3: Cross multiply
    242,509.46x = 334,671.38 × 140,535.11
  4. Step 4: Simplify right side
    242,509.46x = 47,033,076,826.12
  5. Step 5: Solve for x
    x = 47,033,076,826.12/242,509.46
  6. Step 6: Final answer
    x = 193,943.27

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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.