Home / 163,070.12-244,218.51-129,227.32

Finding the Fourth Proportional to 163,070.12, 244,218.51 and 129,227.32

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Solution

The fourth proportional to 163,070.12, 244,218.51 and 129,227.32 is: 193,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,070.12 : 244,218.51 = 129,227.32 : x
  2. Step 2: Convert to fraction form
    163,070.12/244,218.51 = 129,227.32/x
  3. Step 3: Cross multiply
    163,070.12x = 244,218.51 × 129,227.32
  4. Step 4: Simplify right side
    163,070.12x = 31,559,703,541.69
  5. Step 5: Solve for x
    x = 31,559,703,541.69/163,070.12
  6. Step 6: Final answer
    x = 193,534.56

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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.