Home / 64,031.26-96,032.54-19,658.40

Finding the Fourth Proportional to 64,031.26, 96,032.54 and 19,658.40

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Solution

The fourth proportional to 64,031.26, 96,032.54 and 19,658.40 is: 29,483.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,031.26 : 96,032.54 = 19,658.40 : x
  2. Step 2: Convert to fraction form
    64,031.26/96,032.54 = 19,658.40/x
  3. Step 3: Cross multiply
    64,031.26x = 96,032.54 × 19,658.40
  4. Step 4: Simplify right side
    64,031.26x = 1,887,845,662.78
  5. Step 5: Solve for x
    x = 1,887,845,662.78/64,031.26
  6. Step 6: Final answer
    x = 29,483.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.