Home / 177,000.30-265,063.05-117,513.90

Finding the Fourth Proportional to 177,000.30, 265,063.05 and 117,513.90

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Solution

The fourth proportional to 177,000.30, 265,063.05 and 117,513.90 is: 175,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,000.30 : 265,063.05 = 117,513.90 : x
  2. Step 2: Convert to fraction form
    177,000.30/265,063.05 = 117,513.90/x
  3. Step 3: Cross multiply
    177,000.30x = 265,063.05 × 117,513.90
  4. Step 4: Simplify right side
    177,000.30x = 31,148,592,751.40
  5. Step 5: Solve for x
    x = 31,148,592,751.40/177,000.30
  6. Step 6: Final answer
    x = 175,980.45

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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.