Home / 151,777.13-209,467.32-88,111.13

Finding the Fourth Proportional to 151,777.13, 209,467.32 and 88,111.13

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Solution

The fourth proportional to 151,777.13, 209,467.32 and 88,111.13 is: 121,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,777.13 : 209,467.32 = 88,111.13 : x
  2. Step 2: Convert to fraction form
    151,777.13/209,467.32 = 88,111.13/x
  3. Step 3: Cross multiply
    151,777.13x = 209,467.32 × 88,111.13
  4. Step 4: Simplify right side
    151,777.13x = 18,456,402,263.27
  5. Step 5: Solve for x
    x = 18,456,402,263.27/151,777.13
  6. Step 6: Final answer
    x = 121,602.00

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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.