Home / 65,567.06-90,482.13-37,272.75

Finding the Fourth Proportional to 65,567.06, 90,482.13 and 37,272.75

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Solution

The fourth proportional to 65,567.06, 90,482.13 and 37,272.75 is: 51,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,567.06 : 90,482.13 = 37,272.75 : x
  2. Step 2: Convert to fraction form
    65,567.06/90,482.13 = 37,272.75/x
  3. Step 3: Cross multiply
    65,567.06x = 90,482.13 × 37,272.75
  4. Step 4: Simplify right side
    65,567.06x = 3,372,517,810.96
  5. Step 5: Solve for x
    x = 3,372,517,810.96/65,567.06
  6. Step 6: Final answer
    x = 51,436.16

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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.