Home / 53,787.54-74,225.75-29,913.70

Finding the Fourth Proportional to 53,787.54, 74,225.75 and 29,913.70

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Solution

The fourth proportional to 53,787.54, 74,225.75 and 29,913.70 is: 41,280.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,787.54 : 74,225.75 = 29,913.70 : x
  2. Step 2: Convert to fraction form
    53,787.54/74,225.75 = 29,913.70/x
  3. Step 3: Cross multiply
    53,787.54x = 74,225.75 × 29,913.70
  4. Step 4: Simplify right side
    53,787.54x = 2,220,366,817.78
  5. Step 5: Solve for x
    x = 2,220,366,817.78/53,787.54
  6. Step 6: Final answer
    x = 41,280.32

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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.