Home / 156,894.21-235,353.47-94,141.89

Finding the Fourth Proportional to 156,894.21, 235,353.47 and 94,141.89

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Solution

The fourth proportional to 156,894.21, 235,353.47 and 94,141.89 is: 141,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,894.21 : 235,353.47 = 94,141.89 : x
  2. Step 2: Convert to fraction form
    156,894.21/235,353.47 = 94,141.89/x
  3. Step 3: Cross multiply
    156,894.21x = 235,353.47 × 94,141.89
  4. Step 4: Simplify right side
    156,894.21x = 22,156,620,013.15
  5. Step 5: Solve for x
    x = 22,156,620,013.15/156,894.21
  6. Step 6: Final answer
    x = 141,220.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.