Home / 144,204.64-199,001.27-83,810.63

Finding the Fourth Proportional to 144,204.64, 199,001.27 and 83,810.63

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Solution

The fourth proportional to 144,204.64, 199,001.27 and 83,810.63 is: 115,658.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,204.64 : 199,001.27 = 83,810.63 : x
  2. Step 2: Convert to fraction form
    144,204.64/199,001.27 = 83,810.63/x
  3. Step 3: Cross multiply
    144,204.64x = 199,001.27 × 83,810.63
  4. Step 4: Simplify right side
    144,204.64x = 16,678,421,390.45
  5. Step 5: Solve for x
    x = 16,678,421,390.45/144,204.64
  6. Step 6: Final answer
    x = 115,658.01

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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.