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Finding the Fourth Proportional to 107,740.98, 148,684.95 and 59,998.77

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Solution

The fourth proportional to 107,740.98, 148,684.95 and 59,998.77 is: 82,799.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,740.98 : 148,684.95 = 59,998.77 : x
  2. Step 2: Convert to fraction form
    107,740.98/148,684.95 = 59,998.77/x
  3. Step 3: Cross multiply
    107,740.98x = 148,684.95 × 59,998.77
  4. Step 4: Simplify right side
    107,740.98x = 8,920,914,117.51
  5. Step 5: Solve for x
    x = 8,920,914,117.51/107,740.98
  6. Step 6: Final answer
    x = 82,799.64

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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.