Home / 180,417.81-248,970.38-99,848.73

Finding the Fourth Proportional to 180,417.81, 248,970.38 and 99,848.73

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Solution

The fourth proportional to 180,417.81, 248,970.38 and 99,848.73 is: 137,787.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,417.81 : 248,970.38 = 99,848.73 : x
  2. Step 2: Convert to fraction form
    180,417.81/248,970.38 = 99,848.73/x
  3. Step 3: Cross multiply
    180,417.81x = 248,970.38 × 99,848.73
  4. Step 4: Simplify right side
    180,417.81x = 24,859,375,751.37
  5. Step 5: Solve for x
    x = 24,859,375,751.37/180,417.81
  6. Step 6: Final answer
    x = 137,787.81

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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.