Home / 78,358.23-108,133.52-44,365.77

Finding the Fourth Proportional to 78,358.23, 108,133.52 and 44,365.77

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Solution

The fourth proportional to 78,358.23, 108,133.52 and 44,365.77 is: 61,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,358.23 : 108,133.52 = 44,365.77 : x
  2. Step 2: Convert to fraction form
    78,358.23/108,133.52 = 44,365.77/x
  3. Step 3: Cross multiply
    78,358.23x = 108,133.52 × 44,365.77
  4. Step 4: Simplify right side
    78,358.23x = 4,797,426,655.78
  5. Step 5: Solve for x
    x = 4,797,426,655.78/78,358.23
  6. Step 6: Final answer
    x = 61,224.29

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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.