Home / 122,814.23-169,471.54-69,098.06

Finding the Fourth Proportional to 122,814.23, 169,471.54 and 69,098.06

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Solution

The fourth proportional to 122,814.23, 169,471.54 and 69,098.06 is: 95,348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,814.23 : 169,471.54 = 69,098.06 : x
  2. Step 2: Convert to fraction form
    122,814.23/169,471.54 = 69,098.06/x
  3. Step 3: Cross multiply
    122,814.23x = 169,471.54 × 69,098.06
  4. Step 4: Simplify right side
    122,814.23x = 11,710,155,149.26
  5. Step 5: Solve for x
    x = 11,710,155,149.26/122,814.23
  6. Step 6: Final answer
    x = 95,348.52

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1.5x scale

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.