Home / 94,858.90-130,889.45-56,633.92

Finding the Fourth Proportional to 94,858.90, 130,889.45 and 56,633.92

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Solution

The fourth proportional to 94,858.90, 130,889.45 and 56,633.92 is: 78,145.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,858.90 : 130,889.45 = 56,633.92 : x
  2. Step 2: Convert to fraction form
    94,858.90/130,889.45 = 56,633.92/x
  3. Step 3: Cross multiply
    94,858.90x = 130,889.45 × 56,633.92
  4. Step 4: Simplify right side
    94,858.90x = 7,412,782,454.51
  5. Step 5: Solve for x
    x = 7,412,782,454.51/94,858.90
  6. Step 6: Final answer
    x = 78,145.36

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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.