Home / 93,201.15-128,617.76-50,759.91

Finding the Fourth Proportional to 93,201.15, 128,617.76 and 50,759.91

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Solution

The fourth proportional to 93,201.15, 128,617.76 and 50,759.91 is: 70,048.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,201.15 : 128,617.76 = 50,759.91 : x
  2. Step 2: Convert to fraction form
    93,201.15/128,617.76 = 50,759.91/x
  3. Step 3: Cross multiply
    93,201.15x = 128,617.76 × 50,759.91
  4. Step 4: Simplify right side
    93,201.15x = 6,528,625,668.20
  5. Step 5: Solve for x
    x = 6,528,625,668.20/93,201.15
  6. Step 6: Final answer
    x = 70,048.77

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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.