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Finding the Fourth Proportional to 58,062.61, 86,611.73 and 56,118.97

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Solution

The fourth proportional to 58,062.61, 86,611.73 and 56,118.97 is: 83,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,062.61 : 86,611.73 = 56,118.97 : x
  2. Step 2: Convert to fraction form
    58,062.61/86,611.73 = 56,118.97/x
  3. Step 3: Cross multiply
    58,062.61x = 86,611.73 × 56,118.97
  4. Step 4: Simplify right side
    58,062.61x = 4,860,561,077.52
  5. Step 5: Solve for x
    x = 4,860,561,077.52/58,062.61
  6. Step 6: Final answer
    x = 83,712.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.