Home / 53,845.02-74,308.32-29,970.18

Finding the Fourth Proportional to 53,845.02, 74,308.32 and 29,970.18

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Solution

The fourth proportional to 53,845.02, 74,308.32 and 29,970.18 is: 41,360.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,845.02 : 74,308.32 = 29,970.18 : x
  2. Step 2: Convert to fraction form
    53,845.02/74,308.32 = 29,970.18/x
  3. Step 3: Cross multiply
    53,845.02x = 74,308.32 × 29,970.18
  4. Step 4: Simplify right side
    53,845.02x = 2,227,033,725.90
  5. Step 5: Solve for x
    x = 2,227,033,725.90/53,845.02
  6. Step 6: Final answer
    x = 41,360.07

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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.