Home / 93,380.23-128,864.44-50,938.45

Finding the Fourth Proportional to 93,380.23, 128,864.44 and 50,938.45

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Solution

The fourth proportional to 93,380.23, 128,864.44 and 50,938.45 is: 70,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,380.23 : 128,864.44 = 50,938.45 : x
  2. Step 2: Convert to fraction form
    93,380.23/128,864.44 = 50,938.45/x
  3. Step 3: Cross multiply
    93,380.23x = 128,864.44 × 50,938.45
  4. Step 4: Simplify right side
    93,380.23x = 6,564,155,013.56
  5. Step 5: Solve for x
    x = 6,564,155,013.56/93,380.23
  6. Step 6: Final answer
    x = 70,294.91

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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.