Home / 69,510.09-96,003.63-45,742.86

Finding the Fourth Proportional to 69,510.09, 96,003.63 and 45,742.86

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Solution

The fourth proportional to 69,510.09, 96,003.63 and 45,742.86 is: 63,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,510.09 : 96,003.63 = 45,742.86 : x
  2. Step 2: Convert to fraction form
    69,510.09/96,003.63 = 45,742.86/x
  3. Step 3: Cross multiply
    69,510.09x = 96,003.63 × 45,742.86
  4. Step 4: Simplify right side
    69,510.09x = 4,391,480,606.58
  5. Step 5: Solve for x
    x = 4,391,480,606.58/69,510.09
  6. Step 6: Final answer
    x = 63,177.60

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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.