Home / 177,272.08-265,838.69-61,837.40

Finding the Fourth Proportional to 177,272.08, 265,838.69 and 61,837.40

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Solution

The fourth proportional to 177,272.08, 265,838.69 and 61,837.40 is: 92,731.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,272.08 : 265,838.69 = 61,837.40 : x
  2. Step 2: Convert to fraction form
    177,272.08/265,838.69 = 61,837.40/x
  3. Step 3: Cross multiply
    177,272.08x = 265,838.69 × 61,837.40
  4. Step 4: Simplify right side
    177,272.08x = 16,438,774,228.20
  5. Step 5: Solve for x
    x = 16,438,774,228.20/177,272.08
  6. Step 6: Final answer
    x = 92,731.89

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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.