Home / 62,970.14-86,898.65-34,289.35

Finding the Fourth Proportional to 62,970.14, 86,898.65 and 34,289.35

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Solution

The fourth proportional to 62,970.14, 86,898.65 and 34,289.35 is: 47,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,970.14 : 86,898.65 = 34,289.35 : x
  2. Step 2: Convert to fraction form
    62,970.14/86,898.65 = 34,289.35/x
  3. Step 3: Cross multiply
    62,970.14x = 86,898.65 × 34,289.35
  4. Step 4: Simplify right side
    62,970.14x = 2,979,698,224.38
  5. Step 5: Solve for x
    x = 2,979,698,224.38/62,970.14
  6. Step 6: Final answer
    x = 47,319.23

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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.