Home / 116,029.28-160,106.09-70,690.82

Finding the Fourth Proportional to 116,029.28, 160,106.09 and 70,690.82

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Solution

The fourth proportional to 116,029.28, 160,106.09 and 70,690.82 is: 97,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,029.28 : 160,106.09 = 70,690.82 : x
  2. Step 2: Convert to fraction form
    116,029.28/160,106.09 = 70,690.82/x
  3. Step 3: Cross multiply
    116,029.28x = 160,106.09 × 70,690.82
  4. Step 4: Simplify right side
    116,029.28x = 11,318,029,635.11
  5. Step 5: Solve for x
    x = 11,318,029,635.11/116,029.28
  6. Step 6: Final answer
    x = 97,544.60

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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.