Home / 153,300.96-211,540.66-113,036.46

Finding the Fourth Proportional to 153,300.96, 211,540.66 and 113,036.46

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Solution

The fourth proportional to 153,300.96, 211,540.66 and 113,036.46 is: 155,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,300.96 : 211,540.66 = 113,036.46 : x
  2. Step 2: Convert to fraction form
    153,300.96/211,540.66 = 113,036.46/x
  3. Step 3: Cross multiply
    153,300.96x = 211,540.66 × 113,036.46
  4. Step 4: Simplify right side
    153,300.96x = 23,911,807,352.46
  5. Step 5: Solve for x
    x = 23,911,807,352.46/153,300.96
  6. Step 6: Final answer
    x = 155,979.50

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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.