Home / 223,853.22-308,901.85-127,059.05

Finding the Fourth Proportional to 223,853.22, 308,901.85 and 127,059.05

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Solution

The fourth proportional to 223,853.22, 308,901.85 and 127,059.05 is: 175,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,853.22 : 308,901.85 = 127,059.05 : x
  2. Step 2: Convert to fraction form
    223,853.22/308,901.85 = 127,059.05/x
  3. Step 3: Cross multiply
    223,853.22x = 308,901.85 × 127,059.05
  4. Step 4: Simplify right side
    223,853.22x = 39,248,774,968.95
  5. Step 5: Solve for x
    x = 39,248,774,968.95/223,853.22
  6. Step 6: Final answer
    x = 175,332.64

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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.