Home / 53,793.08-74,229.25-31,127.55

Finding the Fourth Proportional to 53,793.08, 74,229.25 and 31,127.55

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Solution

The fourth proportional to 53,793.08, 74,229.25 and 31,127.55 is: 42,953.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,793.08 : 74,229.25 = 31,127.55 : x
  2. Step 2: Convert to fraction form
    53,793.08/74,229.25 = 31,127.55/x
  3. Step 3: Cross multiply
    53,793.08x = 74,229.25 × 31,127.55
  4. Step 4: Simplify right side
    53,793.08x = 2,310,574,690.84
  5. Step 5: Solve for x
    x = 2,310,574,690.84/53,793.08
  6. Step 6: Final answer
    x = 42,953.01

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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.