Home / 116,582.56-160,887.96-74,140.16

Finding the Fourth Proportional to 116,582.56, 160,887.96 and 74,140.16

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Solution

The fourth proportional to 116,582.56, 160,887.96 and 74,140.16 is: 102,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,582.56 : 160,887.96 = 74,140.16 : x
  2. Step 2: Convert to fraction form
    116,582.56/160,887.96 = 74,140.16/x
  3. Step 3: Cross multiply
    116,582.56x = 160,887.96 × 74,140.16
  4. Step 4: Simplify right side
    116,582.56x = 11,928,259,096.47
  5. Step 5: Solve for x
    x = 11,928,259,096.47/116,582.56
  6. Step 6: Final answer
    x = 102,315.98

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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.