Home / 107,088.71-147,778.70-59,346.50

Finding the Fourth Proportional to 107,088.71, 147,778.70 and 59,346.50

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Solution

The fourth proportional to 107,088.71, 147,778.70 and 59,346.50 is: 81,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,088.71 : 147,778.70 = 59,346.50 : x
  2. Step 2: Convert to fraction form
    107,088.71/147,778.70 = 59,346.50/x
  3. Step 3: Cross multiply
    107,088.71x = 147,778.70 × 59,346.50
  4. Step 4: Simplify right side
    107,088.71x = 8,770,147,583.92
  5. Step 5: Solve for x
    x = 8,770,147,583.92/107,088.71
  6. Step 6: Final answer
    x = 81,896.10

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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.