Home / 153,966.96-212,307.89-133,649.73

Finding the Fourth Proportional to 153,966.96, 212,307.89 and 133,649.73

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Solution

The fourth proportional to 153,966.96, 212,307.89 and 133,649.73 is: 184,292.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,966.96 : 212,307.89 = 133,649.73 : x
  2. Step 2: Convert to fraction form
    153,966.96/212,307.89 = 133,649.73/x
  3. Step 3: Cross multiply
    153,966.96x = 212,307.89 × 133,649.73
  4. Step 4: Simplify right side
    153,966.96x = 28,374,891,507.12
  5. Step 5: Solve for x
    x = 28,374,891,507.12/153,966.96
  6. Step 6: Final answer
    x = 184,292.08

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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.