Home / 97,286.04-134,244.90-71,806.32

Finding the Fourth Proportional to 97,286.04, 134,244.90 and 71,806.32

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Solution

The fourth proportional to 97,286.04, 134,244.90 and 71,806.32 is: 99,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,286.04 : 134,244.90 = 71,806.32 : x
  2. Step 2: Convert to fraction form
    97,286.04/134,244.90 = 71,806.32/x
  3. Step 3: Cross multiply
    97,286.04x = 134,244.90 × 71,806.32
  4. Step 4: Simplify right side
    97,286.04x = 9,639,632,247.77
  5. Step 5: Solve for x
    x = 9,639,632,247.77/97,286.04
  6. Step 6: Final answer
    x = 99,085.46

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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.