Home / 116,009.26-160,078.51-70,670.79

Finding the Fourth Proportional to 116,009.26, 160,078.51 and 70,670.79

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Solution

The fourth proportional to 116,009.26, 160,078.51 and 70,670.79 is: 97,517.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,009.26 : 160,078.51 = 70,670.79 : x
  2. Step 2: Convert to fraction form
    116,009.26/160,078.51 = 70,670.79/x
  3. Step 3: Cross multiply
    116,009.26x = 160,078.51 × 70,670.79
  4. Step 4: Simplify right side
    116,009.26x = 11,312,874,763.72
  5. Step 5: Solve for x
    x = 11,312,874,763.72/116,009.26
  6. Step 6: Final answer
    x = 97,517.00

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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.