Home / 69,899.28-96,458.04-38,068.32

Finding the Fourth Proportional to 69,899.28, 96,458.04 and 38,068.32

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Solution

The fourth proportional to 69,899.28, 96,458.04 and 38,068.32 is: 52,532.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,899.28 : 96,458.04 = 38,068.32 : x
  2. Step 2: Convert to fraction form
    69,899.28/96,458.04 = 38,068.32/x
  3. Step 3: Cross multiply
    69,899.28x = 96,458.04 × 38,068.32
  4. Step 4: Simplify right side
    69,899.28x = 3,671,995,533.29
  5. Step 5: Solve for x
    x = 3,671,995,533.29/69,899.28
  6. Step 6: Final answer
    x = 52,532.67

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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.