Home / 161,089.99-222,291.16-93,111.37

Finding the Fourth Proportional to 161,089.99, 222,291.16 and 93,111.37

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Solution

The fourth proportional to 161,089.99, 222,291.16 and 93,111.37 is: 128,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,089.99 : 222,291.16 = 93,111.37 : x
  2. Step 2: Convert to fraction form
    161,089.99/222,291.16 = 93,111.37/x
  3. Step 3: Cross multiply
    161,089.99x = 222,291.16 × 93,111.37
  4. Step 4: Simplify right side
    161,089.99x = 20,697,833,657.98
  5. Step 5: Solve for x
    x = 20,697,833,657.98/161,089.99
  6. Step 6: Final answer
    x = 128,486.16

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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.