Home / 93,350.43-128,823.89-50,909.13

Finding the Fourth Proportional to 93,350.43, 128,823.89 and 50,909.13

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Solution

The fourth proportional to 93,350.43, 128,823.89 and 50,909.13 is: 70,254.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,350.43 : 128,823.89 = 50,909.13 : x
  2. Step 2: Convert to fraction form
    93,350.43/128,823.89 = 50,909.13/x
  3. Step 3: Cross multiply
    93,350.43x = 128,823.89 × 50,909.13
  4. Step 4: Simplify right side
    93,350.43x = 6,558,311,908.57
  5. Step 5: Solve for x
    x = 6,558,311,908.57/93,350.43
  6. Step 6: Final answer
    x = 70,254.76

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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.