Home / 93,251.24-128,686.73-50,809.77

Finding the Fourth Proportional to 93,251.24, 128,686.73 and 50,809.77

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Solution

The fourth proportional to 93,251.24, 128,686.73 and 50,809.77 is: 70,117.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,251.24 : 128,686.73 = 50,809.77 : x
  2. Step 2: Convert to fraction form
    93,251.24/128,686.73 = 50,809.77/x
  3. Step 3: Cross multiply
    93,251.24x = 128,686.73 × 50,809.77
  4. Step 4: Simplify right side
    93,251.24x = 6,538,543,602.09
  5. Step 5: Solve for x
    x = 6,538,543,602.09/93,251.24
  6. Step 6: Final answer
    x = 70,117.50

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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.