Home / 107,115.86-147,817.32-59,368.18

Finding the Fourth Proportional to 107,115.86, 147,817.32 and 59,368.18

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Solution

The fourth proportional to 107,115.86, 147,817.32 and 59,368.18 is: 81,926.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,115.86 : 147,817.32 = 59,368.18 : x
  2. Step 2: Convert to fraction form
    107,115.86/147,817.32 = 59,368.18/x
  3. Step 3: Cross multiply
    107,115.86x = 147,817.32 × 59,368.18
  4. Step 4: Simplify right side
    107,115.86x = 8,775,645,260.88
  5. Step 5: Solve for x
    x = 8,775,645,260.88/107,115.86
  6. Step 6: Final answer
    x = 81,926.67

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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.