Home / 218,225.16-301,105.58-127,563.58

Finding the Fourth Proportional to 218,225.16, 301,105.58 and 127,563.58

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Solution

The fourth proportional to 218,225.16, 301,105.58 and 127,563.58 is: 176,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,225.16 : 301,105.58 = 127,563.58 : x
  2. Step 2: Convert to fraction form
    218,225.16/301,105.58 = 127,563.58/x
  3. Step 3: Cross multiply
    218,225.16x = 301,105.58 × 127,563.58
  4. Step 4: Simplify right side
    218,225.16x = 38,410,106,686.97
  5. Step 5: Solve for x
    x = 38,410,106,686.97/218,225.16
  6. Step 6: Final answer
    x = 176,011.36

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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.