Home / 223,084.36-307,857.54-127,595.08

Finding the Fourth Proportional to 223,084.36, 307,857.54 and 127,595.08

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Solution

The fourth proportional to 223,084.36, 307,857.54 and 127,595.08 is: 176,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,084.36 : 307,857.54 = 127,595.08 : x
  2. Step 2: Convert to fraction form
    223,084.36/307,857.54 = 127,595.08/x
  3. Step 3: Cross multiply
    223,084.36x = 307,857.54 × 127,595.08
  4. Step 4: Simplify right side
    223,084.36x = 39,281,107,444.90
  5. Step 5: Solve for x
    x = 39,281,107,444.90/223,084.36
  6. Step 6: Final answer
    x = 176,081.85

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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.