Home / 147,524.86-203,584.98-83,875.96

Finding the Fourth Proportional to 147,524.86, 203,584.98 and 83,875.96

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Solution

The fourth proportional to 147,524.86, 203,584.98 and 83,875.96 is: 115,749.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,524.86 : 203,584.98 = 83,875.96 : x
  2. Step 2: Convert to fraction form
    147,524.86/203,584.98 = 83,875.96/x
  3. Step 3: Cross multiply
    147,524.86x = 203,584.98 × 83,875.96
  4. Step 4: Simplify right side
    147,524.86x = 17,075,885,639.08
  5. Step 5: Solve for x
    x = 17,075,885,639.08/147,524.86
  6. Step 6: Final answer
    x = 115,749.21

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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.