Home / 147,552.08-203,607.72-83,886.32

Finding the Fourth Proportional to 147,552.08, 203,607.72 and 83,886.32

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Solution

The fourth proportional to 147,552.08, 203,607.72 and 83,886.32 is: 115,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,552.08 : 203,607.72 = 83,886.32 : x
  2. Step 2: Convert to fraction form
    147,552.08/203,607.72 = 83,886.32/x
  3. Step 3: Cross multiply
    147,552.08x = 203,607.72 × 83,886.32
  4. Step 4: Simplify right side
    147,552.08x = 17,079,902,354.39
  5. Step 5: Solve for x
    x = 17,079,902,354.39/147,552.08
  6. Step 6: Final answer
    x = 115,755.08

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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.