Home / 65,261.12-90,064.80-36,967.04

Finding the Fourth Proportional to 65,261.12, 90,064.80 and 36,967.04

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Solution

The fourth proportional to 65,261.12, 90,064.80 and 36,967.04 is: 51,017.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,261.12 : 90,064.80 = 36,967.04 : x
  2. Step 2: Convert to fraction form
    65,261.12/90,064.80 = 36,967.04/x
  3. Step 3: Cross multiply
    65,261.12x = 90,064.80 × 36,967.04
  4. Step 4: Simplify right side
    65,261.12x = 3,329,429,064.19
  5. Step 5: Solve for x
    x = 3,329,429,064.19/65,261.12
  6. Step 6: Final answer
    x = 51,017.04

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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.