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Finding the Fourth Proportional to 59,186.88, 88,799.76 and 28,018.08

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Solution

The fourth proportional to 59,186.88, 88,799.76 and 28,018.08 is: 42,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,186.88 : 88,799.76 = 28,018.08 : x
  2. Step 2: Convert to fraction form
    59,186.88/88,799.76 = 28,018.08/x
  3. Step 3: Cross multiply
    59,186.88x = 88,799.76 × 28,018.08
  4. Step 4: Simplify right side
    59,186.88x = 2,487,998,779.66
  5. Step 5: Solve for x
    x = 2,487,998,779.66/59,186.88
  6. Step 6: Final answer
    x = 42,036.32

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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.