Home / 353,312.12-529,985.19-116,649.56

Finding the Fourth Proportional to 353,312.12, 529,985.19 and 116,649.56

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Solution

The fourth proportional to 353,312.12, 529,985.19 and 116,649.56 is: 174,979.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,312.12 : 529,985.19 = 116,649.56 : x
  2. Step 2: Convert to fraction form
    353,312.12/529,985.19 = 116,649.56/x
  3. Step 3: Cross multiply
    353,312.12x = 529,985.19 × 116,649.56
  4. Step 4: Simplify right side
    353,312.12x = 61,822,539,220.02
  5. Step 5: Solve for x
    x = 61,822,539,220.02/353,312.12
  6. Step 6: Final answer
    x = 174,979.96

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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.