Home / 61,920.51-85,450.63-35,068.24

Finding the Fourth Proportional to 61,920.51, 85,450.63 and 35,068.24

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Solution

The fourth proportional to 61,920.51, 85,450.63 and 35,068.24 is: 48,394.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,920.51 : 85,450.63 = 35,068.24 : x
  2. Step 2: Convert to fraction form
    61,920.51/85,450.63 = 35,068.24/x
  3. Step 3: Cross multiply
    61,920.51x = 85,450.63 × 35,068.24
  4. Step 4: Simplify right side
    61,920.51x = 2,996,603,200.99
  5. Step 5: Solve for x
    x = 2,996,603,200.99/61,920.51
  6. Step 6: Final answer
    x = 48,394.36

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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.