Home / 62,980.48-86,916.99-34,686.16

Finding the Fourth Proportional to 62,980.48, 86,916.99 and 34,686.16

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Solution

The fourth proportional to 62,980.48, 86,916.99 and 34,686.16 is: 47,869.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,980.48 : 86,916.99 = 34,686.16 : x
  2. Step 2: Convert to fraction form
    62,980.48/86,916.99 = 34,686.16/x
  3. Step 3: Cross multiply
    62,980.48x = 86,916.99 × 34,686.16
  4. Step 4: Simplify right side
    62,980.48x = 3,014,816,621.86
  5. Step 5: Solve for x
    x = 3,014,816,621.86/62,980.48
  6. Step 6: Final answer
    x = 47,869.06

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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.