Home / 177,269.04-265,902.84-72,087.12

Finding the Fourth Proportional to 177,269.04, 265,902.84 and 72,087.12

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Solution

The fourth proportional to 177,269.04, 265,902.84 and 72,087.12 is: 108,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,269.04 : 265,902.84 = 72,087.12 : x
  2. Step 2: Convert to fraction form
    177,269.04/265,902.84 = 72,087.12/x
  3. Step 3: Cross multiply
    177,269.04x = 265,902.84 × 72,087.12
  4. Step 4: Simplify right side
    177,269.04x = 19,168,169,935.42
  5. Step 5: Solve for x
    x = 19,168,169,935.42/177,269.04
  6. Step 6: Final answer
    x = 108,130.39

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1.5x scale

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.