Home / 93,260.39-128,699.24-50,818.91

Finding the Fourth Proportional to 93,260.39, 128,699.24 and 50,818.91

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Solution

The fourth proportional to 93,260.39, 128,699.24 and 50,818.91 is: 70,130.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,260.39 : 128,699.24 = 50,818.91 : x
  2. Step 2: Convert to fraction form
    93,260.39/128,699.24 = 50,818.91/x
  3. Step 3: Cross multiply
    93,260.39x = 128,699.24 × 50,818.91
  4. Step 4: Simplify right side
    93,260.39x = 6,540,354,197.04
  5. Step 5: Solve for x
    x = 6,540,354,197.04/93,260.39
  6. Step 6: Final answer
    x = 70,130.04

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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.