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Finding the Fourth Proportional to 176,482.84, 243,436.62 and 104,811.16

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Solution

The fourth proportional to 176,482.84, 243,436.62 and 104,811.16 is: 144,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,482.84 : 243,436.62 = 104,811.16 : x
  2. Step 2: Convert to fraction form
    176,482.84/243,436.62 = 104,811.16/x
  3. Step 3: Cross multiply
    176,482.84x = 243,436.62 × 104,811.16
  4. Step 4: Simplify right side
    176,482.84x = 25,514,874,528.68
  5. Step 5: Solve for x
    x = 25,514,874,528.68/176,482.84
  6. Step 6: Final answer
    x = 144,574.25

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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.