Home / 61,623.83-85,041.36-36,130.85

Finding the Fourth Proportional to 61,623.83, 85,041.36 and 36,130.85

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Solution

The fourth proportional to 61,623.83, 85,041.36 and 36,130.85 is: 49,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,623.83 : 85,041.36 = 36,130.85 : x
  2. Step 2: Convert to fraction form
    61,623.83/85,041.36 = 36,130.85/x
  3. Step 3: Cross multiply
    61,623.83x = 85,041.36 × 36,130.85
  4. Step 4: Simplify right side
    61,623.83x = 3,072,616,621.96
  5. Step 5: Solve for x
    x = 3,072,616,621.96/61,623.83
  6. Step 6: Final answer
    x = 49,860.85

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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.