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Finding the Fourth Proportional to 169,700.04, 254,582.86 and 64,510.80

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Solution

The fourth proportional to 169,700.04, 254,582.86 and 64,510.80 is: 96,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,700.04 : 254,582.86 = 64,510.80 : x
  2. Step 2: Convert to fraction form
    169,700.04/254,582.86 = 64,510.80/x
  3. Step 3: Cross multiply
    169,700.04x = 254,582.86 × 64,510.80
  4. Step 4: Simplify right side
    169,700.04x = 16,423,345,208.64
  5. Step 5: Solve for x
    x = 16,423,345,208.64/169,700.04
  6. Step 6: Final answer
    x = 96,778.68

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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.