Home / 116,823.68-161,216.57-63,108.68

Finding the Fourth Proportional to 116,823.68, 161,216.57 and 63,108.68

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Solution

The fourth proportional to 116,823.68, 161,216.57 and 63,108.68 is: 87,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,823.68 : 161,216.57 = 63,108.68 : x
  2. Step 2: Convert to fraction form
    116,823.68/161,216.57 = 63,108.68/x
  3. Step 3: Cross multiply
    116,823.68x = 161,216.57 × 63,108.68
  4. Step 4: Simplify right side
    116,823.68x = 10,174,163,805.20
  5. Step 5: Solve for x
    x = 10,174,163,805.20/116,823.68
  6. Step 6: Final answer
    x = 87,089.91

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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.