Home / 94,429.08-130,321.35-70,514.28

Finding the Fourth Proportional to 94,429.08, 130,321.35 and 70,514.28

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Solution

The fourth proportional to 94,429.08, 130,321.35 and 70,514.28 is: 97,316.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,429.08 : 130,321.35 = 70,514.28 : x
  2. Step 2: Convert to fraction form
    94,429.08/130,321.35 = 70,514.28/x
  3. Step 3: Cross multiply
    94,429.08x = 130,321.35 × 70,514.28
  4. Step 4: Simplify right side
    94,429.08x = 9,189,516,163.88
  5. Step 5: Solve for x
    x = 9,189,516,163.88/94,429.08
  6. Step 6: Final answer
    x = 97,316.59

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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.