Home / 53,637.04-74,017.20-29,764.72

Finding the Fourth Proportional to 53,637.04, 74,017.20 and 29,764.72

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Solution

The fourth proportional to 53,637.04, 74,017.20 and 29,764.72 is: 41,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,637.04 : 74,017.20 = 29,764.72 : x
  2. Step 2: Convert to fraction form
    53,637.04/74,017.20 = 29,764.72/x
  3. Step 3: Cross multiply
    53,637.04x = 74,017.20 × 29,764.72
  4. Step 4: Simplify right side
    53,637.04x = 2,203,101,233.18
  5. Step 5: Solve for x
    x = 2,203,101,233.18/53,637.04
  6. Step 6: Final answer
    x = 41,074.25

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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.