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Finding the Fourth Proportional to 169,300.80, 253,927.71 and 118,545.93

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Solution

The fourth proportional to 169,300.80, 253,927.71 and 118,545.93 is: 177,802.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,300.80 : 253,927.71 = 118,545.93 : x
  2. Step 2: Convert to fraction form
    169,300.80/253,927.71 = 118,545.93/x
  3. Step 3: Cross multiply
    169,300.80x = 253,927.71 × 118,545.93
  4. Step 4: Simplify right side
    169,300.80x = 30,102,096,534.72
  5. Step 5: Solve for x
    x = 30,102,096,534.72/169,300.80
  6. Step 6: Final answer
    x = 177,802.45

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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.