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Finding the Fourth Proportional to 58,959.74, 81,365.90 and 32,103.72

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Solution

The fourth proportional to 58,959.74, 81,365.90 and 32,103.72 is: 44,303.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,959.74 : 81,365.90 = 32,103.72 : x
  2. Step 2: Convert to fraction form
    58,959.74/81,365.90 = 32,103.72/x
  3. Step 3: Cross multiply
    58,959.74x = 81,365.90 × 32,103.72
  4. Step 4: Simplify right side
    58,959.74x = 2,612,148,151.41
  5. Step 5: Solve for x
    x = 2,612,148,151.41/58,959.74
  6. Step 6: Final answer
    x = 44,303.93

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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.