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Finding the Fourth Proportional to 58,259.70, 80,377.65 and 34,374.42

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Solution

The fourth proportional to 58,259.70, 80,377.65 and 34,374.42 is: 47,424.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,259.70 : 80,377.65 = 34,374.42 : x
  2. Step 2: Convert to fraction form
    58,259.70/80,377.65 = 34,374.42/x
  3. Step 3: Cross multiply
    58,259.70x = 80,377.65 × 34,374.42
  4. Step 4: Simplify right side
    58,259.70x = 2,762,935,099.71
  5. Step 5: Solve for x
    x = 2,762,935,099.71/58,259.70
  6. Step 6: Final answer
    x = 47,424.46

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1.5x scale

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.