Home / 64,921.80-89,594.76-36,627.36

Finding the Fourth Proportional to 64,921.80, 89,594.76 and 36,627.36

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Solution

The fourth proportional to 64,921.80, 89,594.76 and 36,627.36 is: 50,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,921.80 : 89,594.76 = 36,627.36 : x
  2. Step 2: Convert to fraction form
    64,921.80/89,594.76 = 36,627.36/x
  3. Step 3: Cross multiply
    64,921.80x = 89,594.76 × 36,627.36
  4. Step 4: Simplify right side
    64,921.80x = 3,281,619,528.63
  5. Step 5: Solve for x
    x = 3,281,619,528.63/64,921.80
  6. Step 6: Final answer
    x = 50,547.27

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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.