Home / 69,088.90-103,633.35-47,984.35

Finding the Fourth Proportional to 69,088.90, 103,633.35 and 47,984.35

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Solution

The fourth proportional to 69,088.90, 103,633.35 and 47,984.35 is: 71,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,088.90 : 103,633.35 = 47,984.35 : x
  2. Step 2: Convert to fraction form
    69,088.90/103,633.35 = 47,984.35/x
  3. Step 3: Cross multiply
    69,088.90x = 103,633.35 × 47,984.35
  4. Step 4: Simplify right side
    69,088.90x = 4,972,778,938.07
  5. Step 5: Solve for x
    x = 4,972,778,938.07/69,088.90
  6. Step 6: Final answer
    x = 71,976.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.