Home / 110,603.94-152,585.40-70,296.12

Finding the Fourth Proportional to 110,603.94, 152,585.40 and 70,296.12

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Solution

The fourth proportional to 110,603.94, 152,585.40 and 70,296.12 is: 96,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,603.94 : 152,585.40 = 70,296.12 : x
  2. Step 2: Convert to fraction form
    110,603.94/152,585.40 = 70,296.12/x
  3. Step 3: Cross multiply
    110,603.94x = 152,585.40 × 70,296.12
  4. Step 4: Simplify right side
    110,603.94x = 10,726,161,588.65
  5. Step 5: Solve for x
    x = 10,726,161,588.65/110,603.94
  6. Step 6: Final answer
    x = 96,978.11

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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.