Home / 51,326.64-70,824.60-28,667.16

Finding the Fourth Proportional to 51,326.64, 70,824.60 and 28,667.16

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Solution

The fourth proportional to 51,326.64, 70,824.60 and 28,667.16 is: 39,557.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,326.64 : 70,824.60 = 28,667.16 : x
  2. Step 2: Convert to fraction form
    51,326.64/70,824.60 = 28,667.16/x
  3. Step 3: Cross multiply
    51,326.64x = 70,824.60 × 28,667.16
  4. Step 4: Simplify right side
    51,326.64x = 2,030,340,140.14
  5. Step 5: Solve for x
    x = 2,030,340,140.14/51,326.64
  6. Step 6: Final answer
    x = 39,557.24

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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.