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Finding the Fourth Proportional to 58,417.60, 87,424.80 and 35,060.80

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Solution

The fourth proportional to 58,417.60, 87,424.80 and 35,060.80 is: 52,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,417.60 : 87,424.80 = 35,060.80 : x
  2. Step 2: Convert to fraction form
    58,417.60/87,424.80 = 35,060.80/x
  3. Step 3: Cross multiply
    58,417.60x = 87,424.80 × 35,060.80
  4. Step 4: Simplify right side
    58,417.60x = 3,065,183,427.84
  5. Step 5: Solve for x
    x = 3,065,183,427.84/58,417.60
  6. Step 6: Final answer
    x = 52,470.20

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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.