Home / 93,199.29-128,614.05-50,757.81

Finding the Fourth Proportional to 93,199.29, 128,614.05 and 50,757.81

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Solution

The fourth proportional to 93,199.29, 128,614.05 and 50,757.81 is: 70,045.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,199.29 : 128,614.05 = 50,757.81 : x
  2. Step 2: Convert to fraction form
    93,199.29/128,614.05 = 50,757.81/x
  3. Step 3: Cross multiply
    93,199.29x = 128,614.05 × 50,757.81
  4. Step 4: Simplify right side
    93,199.29x = 6,528,167,513.23
  5. Step 5: Solve for x
    x = 6,528,167,513.23/93,199.29
  6. Step 6: Final answer
    x = 70,045.25

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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.