Home / 69,681.58-96,107.59-48,207.06

Finding the Fourth Proportional to 69,681.58, 96,107.59 and 48,207.06

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Solution

The fourth proportional to 69,681.58, 96,107.59 and 48,207.06 is: 66,489.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,681.58 : 96,107.59 = 48,207.06 : x
  2. Step 2: Convert to fraction form
    69,681.58/96,107.59 = 48,207.06/x
  3. Step 3: Cross multiply
    69,681.58x = 96,107.59 × 48,207.06
  4. Step 4: Simplify right side
    69,681.58x = 4,633,064,417.84
  5. Step 5: Solve for x
    x = 4,633,064,417.84/69,681.58
  6. Step 6: Final answer
    x = 66,489.09

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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.