Home / 93,001.84-128,339.76-50,559.28

Finding the Fourth Proportional to 93,001.84, 128,339.76 and 50,559.28

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Solution

The fourth proportional to 93,001.84, 128,339.76 and 50,559.28 is: 69,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,001.84 : 128,339.76 = 50,559.28 : x
  2. Step 2: Convert to fraction form
    93,001.84/128,339.76 = 50,559.28/x
  3. Step 3: Cross multiply
    93,001.84x = 128,339.76 × 50,559.28
  4. Step 4: Simplify right side
    93,001.84x = 6,488,765,860.97
  5. Step 5: Solve for x
    x = 6,488,765,860.97/93,001.84
  6. Step 6: Final answer
    x = 69,770.30

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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.