Home / 63,574.36-87,746.57-49,749.32

Finding the Fourth Proportional to 63,574.36, 87,746.57 and 49,749.32

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Solution

The fourth proportional to 63,574.36, 87,746.57 and 49,749.32 is: 68,664.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,574.36 : 87,746.57 = 49,749.32 : x
  2. Step 2: Convert to fraction form
    63,574.36/87,746.57 = 49,749.32/x
  3. Step 3: Cross multiply
    63,574.36x = 87,746.57 × 49,749.32
  4. Step 4: Simplify right side
    63,574.36x = 4,365,332,189.83
  5. Step 5: Solve for x
    x = 4,365,332,189.83/63,574.36
  6. Step 6: Final answer
    x = 68,664.98

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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.