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Finding the Fourth Proportional to 153,566.84, 230,391.78 and 46,954.57

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Solution

The fourth proportional to 153,566.84, 230,391.78 and 46,954.57 is: 70,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,566.84 : 230,391.78 = 46,954.57 : x
  2. Step 2: Convert to fraction form
    153,566.84/230,391.78 = 46,954.57/x
  3. Step 3: Cross multiply
    153,566.84x = 230,391.78 × 46,954.57
  4. Step 4: Simplify right side
    153,566.84x = 10,817,946,641.36
  5. Step 5: Solve for x
    x = 10,817,946,641.36/153,566.84
  6. Step 6: Final answer
    x = 70,444.55

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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.