Home / 106,835.04-147,431.61-59,086.62

Finding the Fourth Proportional to 106,835.04, 147,431.61 and 59,086.62

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Solution

The fourth proportional to 106,835.04, 147,431.61 and 59,086.62 is: 81,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,835.04 : 147,431.61 = 59,086.62 : x
  2. Step 2: Convert to fraction form
    106,835.04/147,431.61 = 59,086.62/x
  3. Step 3: Cross multiply
    106,835.04x = 147,431.61 × 59,086.62
  4. Step 4: Simplify right side
    106,835.04x = 8,711,235,516.06
  5. Step 5: Solve for x
    x = 8,711,235,516.06/106,835.04
  6. Step 6: Final answer
    x = 81,539.12

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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.