Home / 53,877.56-74,345.71-30,006.45

Finding the Fourth Proportional to 53,877.56, 74,345.71 and 30,006.45

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Solution

The fourth proportional to 53,877.56, 74,345.71 and 30,006.45 is: 41,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,877.56 : 74,345.71 = 30,006.45 : x
  2. Step 2: Convert to fraction form
    53,877.56/74,345.71 = 30,006.45/x
  3. Step 3: Cross multiply
    53,877.56x = 74,345.71 × 30,006.45
  4. Step 4: Simplify right side
    53,877.56x = 2,230,851,033.61
  5. Step 5: Solve for x
    x = 2,230,851,033.61/53,877.56
  6. Step 6: Final answer
    x = 41,405.94

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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.