Home / 53,894.02-74,376.05-30,020.69

Finding the Fourth Proportional to 53,894.02, 74,376.05 and 30,020.69

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Solution

The fourth proportional to 53,894.02, 74,376.05 and 30,020.69 is: 41,429.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,894.02 : 74,376.05 = 30,020.69 : x
  2. Step 2: Convert to fraction form
    53,894.02/74,376.05 = 30,020.69/x
  3. Step 3: Cross multiply
    53,894.02x = 74,376.05 × 30,020.69
  4. Step 4: Simplify right side
    53,894.02x = 2,232,819,818.49
  5. Step 5: Solve for x
    x = 2,232,819,818.49/53,894.02
  6. Step 6: Final answer
    x = 41,429.83

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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.