Home / 69,698.19-96,007.62-56,231.76

Finding the Fourth Proportional to 69,698.19, 96,007.62 and 56,231.76

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Solution

The fourth proportional to 69,698.19, 96,007.62 and 56,231.76 is: 77,457.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,698.19 : 96,007.62 = 56,231.76 : x
  2. Step 2: Convert to fraction form
    69,698.19/96,007.62 = 56,231.76/x
  3. Step 3: Cross multiply
    69,698.19x = 96,007.62 × 56,231.76
  4. Step 4: Simplify right side
    69,698.19x = 5,398,677,446.01
  5. Step 5: Solve for x
    x = 5,398,677,446.01/69,698.19
  6. Step 6: Final answer
    x = 77,457.93

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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.