Home / 116,620.02-160,948.68-65,645.16

Finding the Fourth Proportional to 116,620.02, 160,948.68 and 65,645.16

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Solution

The fourth proportional to 116,620.02, 160,948.68 and 65,645.16 is: 90,597.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,620.02 : 160,948.68 = 65,645.16 : x
  2. Step 2: Convert to fraction form
    116,620.02/160,948.68 = 65,645.16/x
  3. Step 3: Cross multiply
    116,620.02x = 160,948.68 × 65,645.16
  4. Step 4: Simplify right side
    116,620.02x = 10,565,501,850.39
  5. Step 5: Solve for x
    x = 10,565,501,850.39/116,620.02
  6. Step 6: Final answer
    x = 90,597.67

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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.