Home / 124,530.64-186,555.12-104,299.94

Finding the Fourth Proportional to 124,530.64, 186,555.12 and 104,299.94

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Solution

The fourth proportional to 124,530.64, 186,555.12 and 104,299.94 is: 156,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,530.64 : 186,555.12 = 104,299.94 : x
  2. Step 2: Convert to fraction form
    124,530.64/186,555.12 = 104,299.94/x
  3. Step 3: Cross multiply
    124,530.64x = 186,555.12 × 104,299.94
  4. Step 4: Simplify right side
    124,530.64x = 19,457,686,368.42
  5. Step 5: Solve for x
    x = 19,457,686,368.42/124,530.64
  6. Step 6: Final answer
    x = 156,248.19

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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.