Home / 144,206.64-199,004.02-83,812.63

Finding the Fourth Proportional to 144,206.64, 199,004.02 and 83,812.63

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Solution

The fourth proportional to 144,206.64, 199,004.02 and 83,812.63 is: 115,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,206.64 : 199,004.02 = 83,812.63 : x
  2. Step 2: Convert to fraction form
    144,206.64/199,004.02 = 83,812.63/x
  3. Step 3: Cross multiply
    144,206.64x = 199,004.02 × 83,812.63
  4. Step 4: Simplify right side
    144,206.64x = 16,679,050,296.77
  5. Step 5: Solve for x
    x = 16,679,050,296.77/144,206.64
  6. Step 6: Final answer
    x = 115,660.76

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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.