Home / 93,150.23-128,546.68-50,708.66

Finding the Fourth Proportional to 93,150.23, 128,546.68 and 50,708.66

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Solution

The fourth proportional to 93,150.23, 128,546.68 and 50,708.66 is: 69,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,150.23 : 128,546.68 = 50,708.66 : x
  2. Step 2: Convert to fraction form
    93,150.23/128,546.68 = 50,708.66/x
  3. Step 3: Cross multiply
    93,150.23x = 128,546.68 × 50,708.66
  4. Step 4: Simplify right side
    93,150.23x = 6,518,429,636.71
  5. Step 5: Solve for x
    x = 6,518,429,636.71/93,150.23
  6. Step 6: Final answer
    x = 69,977.60

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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.