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Finding the Fourth Proportional to 58,769.80, 88,154.70 and 35,384.20

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Solution

The fourth proportional to 58,769.80, 88,154.70 and 35,384.20 is: 53,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,769.80 : 88,154.70 = 35,384.20 : x
  2. Step 2: Convert to fraction form
    58,769.80/88,154.70 = 35,384.20/x
  3. Step 3: Cross multiply
    58,769.80x = 88,154.70 × 35,384.20
  4. Step 4: Simplify right side
    58,769.80x = 3,119,283,535.74
  5. Step 5: Solve for x
    x = 3,119,283,535.74/58,769.80
  6. Step 6: Final answer
    x = 53,076.30

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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.