Home / 65,637.18-90,567.36-36,952.38

Finding the Fourth Proportional to 65,637.18, 90,567.36 and 36,952.38

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Solution

The fourth proportional to 65,637.18, 90,567.36 and 36,952.38 is: 50,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,637.18 : 90,567.36 = 36,952.38 : x
  2. Step 2: Convert to fraction form
    65,637.18/90,567.36 = 36,952.38/x
  3. Step 3: Cross multiply
    65,637.18x = 90,567.36 × 36,952.38
  4. Step 4: Simplify right side
    65,637.18x = 3,346,679,502.32
  5. Step 5: Solve for x
    x = 3,346,679,502.32/65,637.18
  6. Step 6: Final answer
    x = 50,987.56

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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.