Home / 122,935.86-169,633.44-69,210.18

Finding the Fourth Proportional to 122,935.86, 169,633.44 and 69,210.18

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Solution

The fourth proportional to 122,935.86, 169,633.44 and 69,210.18 is: 95,499.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,935.86 : 169,633.44 = 69,210.18 : x
  2. Step 2: Convert to fraction form
    122,935.86/169,633.44 = 69,210.18/x
  3. Step 3: Cross multiply
    122,935.86x = 169,633.44 × 69,210.18
  4. Step 4: Simplify right side
    122,935.86x = 11,740,360,916.42
  5. Step 5: Solve for x
    x = 11,740,360,916.42/122,935.86
  6. Step 6: Final answer
    x = 95,499.89

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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.