Home / 171,437.56-236,598.10-99,813.30

Finding the Fourth Proportional to 171,437.56, 236,598.10 and 99,813.30

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Solution

The fourth proportional to 171,437.56, 236,598.10 and 99,813.30 is: 137,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,437.56 : 236,598.10 = 99,813.30 : x
  2. Step 2: Convert to fraction form
    171,437.56/236,598.10 = 99,813.30/x
  3. Step 3: Cross multiply
    171,437.56x = 236,598.10 × 99,813.30
  4. Step 4: Simplify right side
    171,437.56x = 23,615,637,134.73
  5. Step 5: Solve for x
    x = 23,615,637,134.73/171,437.56
  6. Step 6: Final answer
    x = 137,750.66

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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.