Home / 134,520.48-201,780.63-63,426.51

Finding the Fourth Proportional to 134,520.48, 201,780.63 and 63,426.51

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Solution

The fourth proportional to 134,520.48, 201,780.63 and 63,426.51 is: 95,139.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,520.48 : 201,780.63 = 63,426.51 : x
  2. Step 2: Convert to fraction form
    134,520.48/201,780.63 = 63,426.51/x
  3. Step 3: Cross multiply
    134,520.48x = 201,780.63 × 63,426.51
  4. Step 4: Simplify right side
    134,520.48x = 12,798,241,146.50
  5. Step 5: Solve for x
    x = 12,798,241,146.50/134,520.48
  6. Step 6: Final answer
    x = 95,139.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.