Home / 153,736.04-212,165.25-84,825.17

Finding the Fourth Proportional to 153,736.04, 212,165.25 and 84,825.17

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Solution

The fourth proportional to 153,736.04, 212,165.25 and 84,825.17 is: 117,063.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,736.04 : 212,165.25 = 84,825.17 : x
  2. Step 2: Convert to fraction form
    153,736.04/212,165.25 = 84,825.17/x
  3. Step 3: Cross multiply
    153,736.04x = 212,165.25 × 84,825.17
  4. Step 4: Simplify right side
    153,736.04x = 17,996,952,816.04
  5. Step 5: Solve for x
    x = 17,996,952,816.04/153,736.04
  6. Step 6: Final answer
    x = 117,063.98

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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.