Home / 161,087.36-222,287.56-93,108.76

Finding the Fourth Proportional to 161,087.36, 222,287.56 and 93,108.76

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Solution

The fourth proportional to 161,087.36, 222,287.56 and 93,108.76 is: 128,482.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,087.36 : 222,287.56 = 93,108.76 : x
  2. Step 2: Convert to fraction form
    161,087.36/222,287.56 = 93,108.76/x
  3. Step 3: Cross multiply
    161,087.36x = 222,287.56 × 93,108.76
  4. Step 4: Simplify right side
    161,087.36x = 20,696,919,075.03
  5. Step 5: Solve for x
    x = 20,696,919,075.03/161,087.36
  6. Step 6: Final answer
    x = 128,482.58

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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.