Home / 172,560.95-238,131.83-99,973.74

Finding the Fourth Proportional to 172,560.95, 238,131.83 and 99,973.74

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Solution

The fourth proportional to 172,560.95, 238,131.83 and 99,973.74 is: 137,962.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,560.95 : 238,131.83 = 99,973.74 : x
  2. Step 2: Convert to fraction form
    172,560.95/238,131.83 = 99,973.74/x
  3. Step 3: Cross multiply
    172,560.95x = 238,131.83 × 99,973.74
  4. Step 4: Simplify right side
    172,560.95x = 23,806,928,467.49
  5. Step 5: Solve for x
    x = 23,806,928,467.49/172,560.95
  6. Step 6: Final answer
    x = 137,962.44

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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.