Home / 110,605.94-152,588.16-70,298.12

Finding the Fourth Proportional to 110,605.94, 152,588.16 and 70,298.12

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Solution

The fourth proportional to 110,605.94, 152,588.16 and 70,298.12 is: 96,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,605.94 : 152,588.16 = 70,298.12 : x
  2. Step 2: Convert to fraction form
    110,605.94/152,588.16 = 70,298.12/x
  3. Step 3: Cross multiply
    110,605.94x = 152,588.16 × 70,298.12
  4. Step 4: Simplify right side
    110,605.94x = 10,726,660,782.26
  5. Step 5: Solve for x
    x = 10,726,660,782.26/110,605.94
  6. Step 6: Final answer
    x = 96,980.87

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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.