Home / 185,228.22-277,538.56-78,526.92

Finding the Fourth Proportional to 185,228.22, 277,538.56 and 78,526.92

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Solution

The fourth proportional to 185,228.22, 277,538.56 and 78,526.92 is: 117,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,228.22 : 277,538.56 = 78,526.92 : x
  2. Step 2: Convert to fraction form
    185,228.22/277,538.56 = 78,526.92/x
  3. Step 3: Cross multiply
    185,228.22x = 277,538.56 × 78,526.92
  4. Step 4: Simplify right side
    185,228.22x = 21,794,248,298.04
  5. Step 5: Solve for x
    x = 21,794,248,298.04/185,228.22
  6. Step 6: Final answer
    x = 117,661.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.