Home / 59,012.52-81,400.08-35,121.36

Finding the Fourth Proportional to 59,012.52, 81,400.08 and 35,121.36

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Solution

The fourth proportional to 59,012.52, 81,400.08 and 35,121.36 is: 48,445.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,012.52 : 81,400.08 = 35,121.36 : x
  2. Step 2: Convert to fraction form
    59,012.52/81,400.08 = 35,121.36/x
  3. Step 3: Cross multiply
    59,012.52x = 81,400.08 × 35,121.36
  4. Step 4: Simplify right side
    59,012.52x = 2,858,881,513.71
  5. Step 5: Solve for x
    x = 2,858,881,513.71/59,012.52
  6. Step 6: Final answer
    x = 48,445.34

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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.