Home / 94,887.50-130,942.47-51,865.07

Finding the Fourth Proportional to 94,887.50, 130,942.47 and 51,865.07

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Solution

The fourth proportional to 94,887.50, 130,942.47 and 51,865.07 is: 71,572.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,887.50 : 130,942.47 = 51,865.07 : x
  2. Step 2: Convert to fraction form
    94,887.50/130,942.47 = 51,865.07/x
  3. Step 3: Cross multiply
    94,887.50x = 130,942.47 × 51,865.07
  4. Step 4: Simplify right side
    94,887.50x = 6,791,339,717.81
  5. Step 5: Solve for x
    x = 6,791,339,717.81/94,887.50
  6. Step 6: Final answer
    x = 71,572.55

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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.