Home / 61,362.90-84,681.31-34,505.18

Finding the Fourth Proportional to 61,362.90, 84,681.31 and 34,505.18

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Solution

The fourth proportional to 61,362.90, 84,681.31 and 34,505.18 is: 47,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,362.90 : 84,681.31 = 34,505.18 : x
  2. Step 2: Convert to fraction form
    61,362.90/84,681.31 = 34,505.18/x
  3. Step 3: Cross multiply
    61,362.90x = 84,681.31 × 34,505.18
  4. Step 4: Simplify right side
    61,362.90x = 2,921,943,844.19
  5. Step 5: Solve for x
    x = 2,921,943,844.19/61,362.90
  6. Step 6: Final answer
    x = 47,617.43

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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.