Home / 61,800.04-85,201.56-49,095.40

Finding the Fourth Proportional to 61,800.04, 85,201.56 and 49,095.40

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Solution

The fourth proportional to 61,800.04, 85,201.56 and 49,095.40 is: 67,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,800.04 : 85,201.56 = 49,095.40 : x
  2. Step 2: Convert to fraction form
    61,800.04/85,201.56 = 49,095.40/x
  3. Step 3: Cross multiply
    61,800.04x = 85,201.56 × 49,095.40
  4. Step 4: Simplify right side
    61,800.04x = 4,183,004,668.82
  5. Step 5: Solve for x
    x = 4,183,004,668.82/61,800.04
  6. Step 6: Final answer
    x = 67,686.12

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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.