Home / 213,036.76-293,991.78-117,543.52

Finding the Fourth Proportional to 213,036.76, 293,991.78 and 117,543.52

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Solution

The fourth proportional to 213,036.76, 293,991.78 and 117,543.52 is: 162,210.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,036.76 : 293,991.78 = 117,543.52 : x
  2. Step 2: Convert to fraction form
    213,036.76/293,991.78 = 117,543.52/x
  3. Step 3: Cross multiply
    213,036.76x = 293,991.78 × 117,543.52
  4. Step 4: Simplify right side
    213,036.76x = 34,556,828,672.27
  5. Step 5: Solve for x
    x = 34,556,828,672.27/213,036.76
  6. Step 6: Final answer
    x = 162,210.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.