Home / 43,429.68-59,868.60-30,641.16

Finding the Fourth Proportional to 43,429.68, 59,868.60 and 30,641.16

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Solution

The fourth proportional to 43,429.68, 59,868.60 and 30,641.16 is: 42,239.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,429.68 : 59,868.60 = 30,641.16 : x
  2. Step 2: Convert to fraction form
    43,429.68/59,868.60 = 30,641.16/x
  3. Step 3: Cross multiply
    43,429.68x = 59,868.60 × 30,641.16
  4. Step 4: Simplify right side
    43,429.68x = 1,834,443,351.58
  5. Step 5: Solve for x
    x = 1,834,443,351.58/43,429.68
  6. Step 6: Final answer
    x = 42,239.39

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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.