Home / 94,216.79-130,013.05-53,930.87

Finding the Fourth Proportional to 94,216.79, 130,013.05 and 53,930.87

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Solution

The fourth proportional to 94,216.79, 130,013.05 and 53,930.87 is: 74,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,216.79 : 130,013.05 = 53,930.87 : x
  2. Step 2: Convert to fraction form
    94,216.79/130,013.05 = 53,930.87/x
  3. Step 3: Cross multiply
    94,216.79x = 130,013.05 × 53,930.87
  4. Step 4: Simplify right side
    94,216.79x = 7,011,716,897.85
  5. Step 5: Solve for x
    x = 7,011,716,897.85/94,216.79
  6. Step 6: Final answer
    x = 74,421.10

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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.