Home / 53,657.79-74,047.69-29,784.41

Finding the Fourth Proportional to 53,657.79, 74,047.69 and 29,784.41

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Solution

The fourth proportional to 53,657.79, 74,047.69 and 29,784.41 is: 41,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,657.79 : 74,047.69 = 29,784.41 : x
  2. Step 2: Convert to fraction form
    53,657.79/74,047.69 = 29,784.41/x
  3. Step 3: Cross multiply
    53,657.79x = 74,047.69 × 29,784.41
  4. Step 4: Simplify right side
    53,657.79x = 2,205,466,758.51
  5. Step 5: Solve for x
    x = 2,205,466,758.51/53,657.79
  6. Step 6: Final answer
    x = 41,102.45

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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.