Home / 340,281.07-510,312.76-112,534.38

Finding the Fourth Proportional to 340,281.07, 510,312.76 and 112,534.38

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Solution

The fourth proportional to 340,281.07, 510,312.76 and 112,534.38 is: 168,765.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,281.07 : 510,312.76 = 112,534.38 : x
  2. Step 2: Convert to fraction form
    340,281.07/510,312.76 = 112,534.38/x
  3. Step 3: Cross multiply
    340,281.07x = 510,312.76 × 112,534.38
  4. Step 4: Simplify right side
    340,281.07x = 57,427,729,771.35
  5. Step 5: Solve for x
    x = 57,427,729,771.35/340,281.07
  6. Step 6: Final answer
    x = 168,765.57

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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.