Home / 124,307.16-186,495.15-49,479.85

Finding the Fourth Proportional to 124,307.16, 186,495.15 and 49,479.85

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Solution

The fourth proportional to 124,307.16, 186,495.15 and 49,479.85 is: 74,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,307.16 : 186,495.15 = 49,479.85 : x
  2. Step 2: Convert to fraction form
    124,307.16/186,495.15 = 49,479.85/x
  3. Step 3: Cross multiply
    124,307.16x = 186,495.15 × 49,479.85
  4. Step 4: Simplify right side
    124,307.16x = 9,227,751,598.08
  5. Step 5: Solve for x
    x = 9,227,751,598.08/124,307.16
  6. Step 6: Final answer
    x = 74,233.47

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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.