Home / 242,495.08-334,643.29-140,579.61

Finding the Fourth Proportional to 242,495.08, 334,643.29 and 140,579.61

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Solution

The fourth proportional to 242,495.08, 334,643.29 and 140,579.61 is: 193,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,495.08 : 334,643.29 = 140,579.61 : x
  2. Step 2: Convert to fraction form
    242,495.08/334,643.29 = 140,579.61/x
  3. Step 3: Cross multiply
    242,495.08x = 334,643.29 × 140,579.61
  4. Step 4: Simplify right side
    242,495.08x = 47,044,023,197.32
  5. Step 5: Solve for x
    x = 47,044,023,197.32/242,495.08
  6. Step 6: Final answer
    x = 193,999.91

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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.