Home / 61,828.10-85,324.70-34,970.08

Finding the Fourth Proportional to 61,828.10, 85,324.70 and 34,970.08

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Solution

The fourth proportional to 61,828.10, 85,324.70 and 34,970.08 is: 48,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,828.10 : 85,324.70 = 34,970.08 : x
  2. Step 2: Convert to fraction form
    61,828.10/85,324.70 = 34,970.08/x
  3. Step 3: Cross multiply
    61,828.10x = 85,324.70 × 34,970.08
  4. Step 4: Simplify right side
    61,828.10x = 2,983,811,459.09
  5. Step 5: Solve for x
    x = 2,983,811,459.09/61,828.10
  6. Step 6: Final answer
    x = 48,259.80

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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.