Home / 176,101.89-243,015.09-98,577.51

Finding the Fourth Proportional to 176,101.89, 243,015.09 and 98,577.51

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Solution

The fourth proportional to 176,101.89, 243,015.09 and 98,577.51 is: 136,033.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,101.89 : 243,015.09 = 98,577.51 : x
  2. Step 2: Convert to fraction form
    176,101.89/243,015.09 = 98,577.51/x
  3. Step 3: Cross multiply
    176,101.89x = 243,015.09 × 98,577.51
  4. Step 4: Simplify right side
    176,101.89x = 23,955,822,464.63
  5. Step 5: Solve for x
    x = 23,955,822,464.63/176,101.89
  6. Step 6: Final answer
    x = 136,033.87

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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.