Home / 117,276.95-161,838.24-69,501.93

Finding the Fourth Proportional to 117,276.95, 161,838.24 and 69,501.93

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Solution

The fourth proportional to 117,276.95, 161,838.24 and 69,501.93 is: 95,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,276.95 : 161,838.24 = 69,501.93 : x
  2. Step 2: Convert to fraction form
    117,276.95/161,838.24 = 69,501.93/x
  3. Step 3: Cross multiply
    117,276.95x = 161,838.24 × 69,501.93
  4. Step 4: Simplify right side
    117,276.95x = 11,248,070,027.80
  5. Step 5: Solve for x
    x = 11,248,070,027.80/117,276.95
  6. Step 6: Final answer
    x = 95,910.33

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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.