Home / 61,851.40-85,354.43-34,993.69

Finding the Fourth Proportional to 61,851.40, 85,354.43 and 34,993.69

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Solution

The fourth proportional to 61,851.40, 85,354.43 and 34,993.69 is: 48,291.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,851.40 : 85,354.43 = 34,993.69 : x
  2. Step 2: Convert to fraction form
    61,851.40/85,354.43 = 34,993.69/x
  3. Step 3: Cross multiply
    61,851.40x = 85,354.43 × 34,993.69
  4. Step 4: Simplify right side
    61,851.40x = 2,986,866,075.19
  5. Step 5: Solve for x
    x = 2,986,866,075.19/61,851.40
  6. Step 6: Final answer
    x = 48,291.00

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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.