Home / 153,829.56-212,202.54-106,106.52

Finding the Fourth Proportional to 153,829.56, 212,202.54 and 106,106.52

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Solution

The fourth proportional to 153,829.56, 212,202.54 and 106,106.52 is: 146,370.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,829.56 : 212,202.54 = 106,106.52 : x
  2. Step 2: Convert to fraction form
    153,829.56/212,202.54 = 106,106.52/x
  3. Step 3: Cross multiply
    153,829.56x = 212,202.54 × 106,106.52
  4. Step 4: Simplify right side
    153,829.56x = 22,516,073,054.56
  5. Step 5: Solve for x
    x = 22,516,073,054.56/153,829.56
  6. Step 6: Final answer
    x = 146,370.26

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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.