Home / 93,048.91-128,407.13-50,608.15

Finding the Fourth Proportional to 93,048.91, 128,407.13 and 50,608.15

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Solution

The fourth proportional to 93,048.91, 128,407.13 and 50,608.15 is: 69,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,048.91 : 128,407.13 = 50,608.15 : x
  2. Step 2: Convert to fraction form
    93,048.91/128,407.13 = 50,608.15/x
  3. Step 3: Cross multiply
    93,048.91x = 128,407.13 × 50,608.15
  4. Step 4: Simplify right side
    93,048.91x = 6,498,447,296.11
  5. Step 5: Solve for x
    x = 6,498,447,296.11/93,048.91
  6. Step 6: Final answer
    x = 69,839.05

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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.