Home / 53,979.25-74,528.05-34,905.16

Finding the Fourth Proportional to 53,979.25, 74,528.05 and 34,905.16

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Solution

The fourth proportional to 53,979.25, 74,528.05 and 34,905.16 is: 48,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,979.25 : 74,528.05 = 34,905.16 : x
  2. Step 2: Convert to fraction form
    53,979.25/74,528.05 = 34,905.16/x
  3. Step 3: Cross multiply
    53,979.25x = 74,528.05 × 34,905.16
  4. Step 4: Simplify right side
    53,979.25x = 2,601,413,509.74
  5. Step 5: Solve for x
    x = 2,601,413,509.74/53,979.25
  6. Step 6: Final answer
    x = 48,192.85

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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.