Home / 353,088.08-529,631.96-103,770

Finding the Fourth Proportional to 353,088.08, 529,631.96 and 103,770

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Solution

The fourth proportional to 353,088.08, 529,631.96 and 103,770 is: 155,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,088.08 : 529,631.96 = 103,770 : x
  2. Step 2: Convert to fraction form
    353,088.08/529,631.96 = 103,770/x
  3. Step 3: Cross multiply
    353,088.08x = 529,631.96 × 103,770
  4. Step 4: Simplify right side
    353,088.08x = 54,959,908,489.20
  5. Step 5: Solve for x
    x = 54,959,908,489.20/353,088.08
  6. Step 6: Final answer
    x = 155,654.95

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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.