Home / 124,330.10-186,495.15-84,964.10

Finding the Fourth Proportional to 124,330.10, 186,495.15 and 84,964.10

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Solution

The fourth proportional to 124,330.10, 186,495.15 and 84,964.10 is: 127,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,330.10 : 186,495.15 = 84,964.10 : x
  2. Step 2: Convert to fraction form
    124,330.10/186,495.15 = 84,964.10/x
  3. Step 3: Cross multiply
    124,330.10x = 186,495.15 × 84,964.10
  4. Step 4: Simplify right side
    124,330.10x = 15,845,392,574.12
  5. Step 5: Solve for x
    x = 15,845,392,574.12/124,330.10
  6. Step 6: Final answer
    x = 127,446.15

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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.