Home / 65,637.18-90,577.18-36,958.32

Finding the Fourth Proportional to 65,637.18, 90,577.18 and 36,958.32

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Solution

The fourth proportional to 65,637.18, 90,577.18 and 36,958.32 is: 51,001.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,637.18 : 90,577.18 = 36,958.32 : x
  2. Step 2: Convert to fraction form
    65,637.18/90,577.18 = 36,958.32/x
  3. Step 3: Cross multiply
    65,637.18x = 90,577.18 × 36,958.32
  4. Step 4: Simplify right side
    65,637.18x = 3,347,580,403.14
  5. Step 5: Solve for x
    x = 3,347,580,403.14/65,637.18
  6. Step 6: Final answer
    x = 51,001.28

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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.