Home / 211,777.84-292,196.46-125,665.32

Finding the Fourth Proportional to 211,777.84, 292,196.46 and 125,665.32

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Solution

The fourth proportional to 211,777.84, 292,196.46 and 125,665.32 is: 173,384.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,777.84 : 292,196.46 = 125,665.32 : x
  2. Step 2: Convert to fraction form
    211,777.84/292,196.46 = 125,665.32/x
  3. Step 3: Cross multiply
    211,777.84x = 292,196.46 × 125,665.32
  4. Step 4: Simplify right side
    211,777.84x = 36,718,961,648.77
  5. Step 5: Solve for x
    x = 36,718,961,648.77/211,777.84
  6. Step 6: Final answer
    x = 173,384.34

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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.