Home / 108,856.91-150,212.26-61,100.93

Finding the Fourth Proportional to 108,856.91, 150,212.26 and 61,100.93

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Solution

The fourth proportional to 108,856.91, 150,212.26 and 61,100.93 is: 84,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,856.91 : 150,212.26 = 61,100.93 : x
  2. Step 2: Convert to fraction form
    108,856.91/150,212.26 = 61,100.93/x
  3. Step 3: Cross multiply
    108,856.91x = 150,212.26 × 61,100.93
  4. Step 4: Simplify right side
    108,856.91x = 9,178,108,783.40
  5. Step 5: Solve for x
    x = 9,178,108,783.40/108,856.91
  6. Step 6: Final answer
    x = 84,313.52

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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.