Home / 134,911.17-202,347.72-84,838.59

Finding the Fourth Proportional to 134,911.17, 202,347.72 and 84,838.59

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Solution

The fourth proportional to 134,911.17, 202,347.72 and 84,838.59 is: 127,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,911.17 : 202,347.72 = 84,838.59 : x
  2. Step 2: Convert to fraction form
    134,911.17/202,347.72 = 84,838.59/x
  3. Step 3: Cross multiply
    134,911.17x = 202,347.72 × 84,838.59
  4. Step 4: Simplify right side
    134,911.17x = 17,166,895,254.51
  5. Step 5: Solve for x
    x = 17,166,895,254.51/134,911.17
  6. Step 6: Final answer
    x = 127,245.91

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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.