Home / 177,039.51-265,637.78-92,779.65

Finding the Fourth Proportional to 177,039.51, 265,637.78 and 92,779.65

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Solution

The fourth proportional to 177,039.51, 265,637.78 and 92,779.65 is: 139,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,039.51 : 265,637.78 = 92,779.65 : x
  2. Step 2: Convert to fraction form
    177,039.51/265,637.78 = 92,779.65/x
  3. Step 3: Cross multiply
    177,039.51x = 265,637.78 × 92,779.65
  4. Step 4: Simplify right side
    177,039.51x = 24,645,779,791.28
  5. Step 5: Solve for x
    x = 24,645,779,791.28/177,039.51
  6. Step 6: Final answer
    x = 139,210.62

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1.5x scale

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.