Home / 53,616.12-74,009.40-36,608.16

Finding the Fourth Proportional to 53,616.12, 74,009.40 and 36,608.16

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Solution

The fourth proportional to 53,616.12, 74,009.40 and 36,608.16 is: 50,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,616.12 : 74,009.40 = 36,608.16 : x
  2. Step 2: Convert to fraction form
    53,616.12/74,009.40 = 36,608.16/x
  3. Step 3: Cross multiply
    53,616.12x = 74,009.40 × 36,608.16
  4. Step 4: Simplify right side
    53,616.12x = 2,709,347,956.70
  5. Step 5: Solve for x
    x = 2,709,347,956.70/53,616.12
  6. Step 6: Final answer
    x = 50,532.34

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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.