Home / 145,913.45-201,326.29-88,551.50

Finding the Fourth Proportional to 145,913.45, 201,326.29 and 88,551.50

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Solution

The fourth proportional to 145,913.45, 201,326.29 and 88,551.50 is: 122,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,913.45 : 201,326.29 = 88,551.50 : x
  2. Step 2: Convert to fraction form
    145,913.45/201,326.29 = 88,551.50/x
  3. Step 3: Cross multiply
    145,913.45x = 201,326.29 × 88,551.50
  4. Step 4: Simplify right side
    145,913.45x = 17,827,743,740.92
  5. Step 5: Solve for x
    x = 17,827,743,740.92/145,913.45
  6. Step 6: Final answer
    x = 122,180.27

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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.