Home / 161,094.02-222,303.59-89,478.63

Finding the Fourth Proportional to 161,094.02, 222,303.59 and 89,478.63

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Solution

The fourth proportional to 161,094.02, 222,303.59 and 89,478.63 is: 123,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,094.02 : 222,303.59 = 89,478.63 : x
  2. Step 2: Convert to fraction form
    161,094.02/222,303.59 = 89,478.63/x
  3. Step 3: Cross multiply
    161,094.02x = 222,303.59 × 89,478.63
  4. Step 4: Simplify right side
    161,094.02x = 19,891,420,677.28
  5. Step 5: Solve for x
    x = 19,891,420,677.28/161,094.02
  6. Step 6: Final answer
    x = 123,477.09

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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.