Home / 130,729.02-196,176.48-55,849.71

Finding the Fourth Proportional to 130,729.02, 196,176.48 and 55,849.71

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Solution

The fourth proportional to 130,729.02, 196,176.48 and 55,849.71 is: 83,810.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,729.02 : 196,176.48 = 55,849.71 : x
  2. Step 2: Convert to fraction form
    130,729.02/196,176.48 = 55,849.71/x
  3. Step 3: Cross multiply
    130,729.02x = 196,176.48 × 55,849.71
  4. Step 4: Simplify right side
    130,729.02x = 10,956,399,516.82
  5. Step 5: Solve for x
    x = 10,956,399,516.82/130,729.02
  6. Step 6: Final answer
    x = 83,810.00

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1.5x scale

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.