Home / 62,130.56-85,743.76-46,789.64

Finding the Fourth Proportional to 62,130.56, 85,743.76 and 46,789.64

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Solution

The fourth proportional to 62,130.56, 85,743.76 and 46,789.64 is: 64,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,130.56 : 85,743.76 = 46,789.64 : x
  2. Step 2: Convert to fraction form
    62,130.56/85,743.76 = 46,789.64/x
  3. Step 3: Cross multiply
    62,130.56x = 85,743.76 × 46,789.64
  4. Step 4: Simplify right side
    62,130.56x = 4,011,919,662.65
  5. Step 5: Solve for x
    x = 4,011,919,662.65/62,130.56
  6. Step 6: Final answer
    x = 64,572.40

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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.