Home / 163,196.28-225,226.56-99,598.32

Finding the Fourth Proportional to 163,196.28, 225,226.56 and 99,598.32

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Solution

The fourth proportional to 163,196.28, 225,226.56 and 99,598.32 is: 137,455.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,196.28 : 225,226.56 = 99,598.32 : x
  2. Step 2: Convert to fraction form
    163,196.28/225,226.56 = 99,598.32/x
  3. Step 3: Cross multiply
    163,196.28x = 225,226.56 × 99,598.32
  4. Step 4: Simplify right side
    163,196.28x = 22,432,186,995.38
  5. Step 5: Solve for x
    x = 22,432,186,995.38/163,196.28
  6. Step 6: Final answer
    x = 137,455.26

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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.