Home / 116,327.48-160,491.02-76,064.81

Finding the Fourth Proportional to 116,327.48, 160,491.02 and 76,064.81

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Solution

The fourth proportional to 116,327.48, 160,491.02 and 76,064.81 is: 104,942.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,327.48 : 160,491.02 = 76,064.81 : x
  2. Step 2: Convert to fraction form
    116,327.48/160,491.02 = 76,064.81/x
  3. Step 3: Cross multiply
    116,327.48x = 160,491.02 × 76,064.81
  4. Step 4: Simplify right side
    116,327.48x = 12,207,718,330.71
  5. Step 5: Solve for x
    x = 12,207,718,330.71/116,327.48
  6. Step 6: Final answer
    x = 104,942.69

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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.