Home / 116,289.93-160,505.09-70,958.18

Finding the Fourth Proportional to 116,289.93, 160,505.09 and 70,958.18

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Solution

The fourth proportional to 116,289.93, 160,505.09 and 70,958.18 is: 97,937.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,289.93 : 160,505.09 = 70,958.18 : x
  2. Step 2: Convert to fraction form
    116,289.93/160,505.09 = 70,958.18/x
  3. Step 3: Cross multiply
    116,289.93x = 160,505.09 × 70,958.18
  4. Step 4: Simplify right side
    116,289.93x = 11,389,147,909.82
  5. Step 5: Solve for x
    x = 11,389,147,909.82/116,289.93
  6. Step 6: Final answer
    x = 97,937.52

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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.