Home / 93,040.09-128,394.12-50,597.71

Finding the Fourth Proportional to 93,040.09, 128,394.12 and 50,597.71

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Solution

The fourth proportional to 93,040.09, 128,394.12 and 50,597.71 is: 69,824.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,040.09 : 128,394.12 = 50,597.71 : x
  2. Step 2: Convert to fraction form
    93,040.09/128,394.12 = 50,597.71/x
  3. Step 3: Cross multiply
    93,040.09x = 128,394.12 × 50,597.71
  4. Step 4: Simplify right side
    93,040.09x = 6,496,448,449.47
  5. Step 5: Solve for x
    x = 6,496,448,449.47/93,040.09
  6. Step 6: Final answer
    x = 69,824.18

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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.