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Finding the Fourth Proportional to 58,602.41, 80,848.98 and 43,325.66

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Solution

The fourth proportional to 58,602.41, 80,848.98 and 43,325.66 is: 59,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,602.41 : 80,848.98 = 43,325.66 : x
  2. Step 2: Convert to fraction form
    58,602.41/80,848.98 = 43,325.66/x
  3. Step 3: Cross multiply
    58,602.41x = 80,848.98 × 43,325.66
  4. Step 4: Simplify right side
    58,602.41x = 3,502,835,418.83
  5. Step 5: Solve for x
    x = 3,502,835,418.83/58,602.41
  6. Step 6: Final answer
    x = 59,772.89

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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.