Home / 64,320.56-96,494.64-19,946.36

Finding the Fourth Proportional to 64,320.56, 96,494.64 and 19,946.36

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Solution

The fourth proportional to 64,320.56, 96,494.64 and 19,946.36 is: 29,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,320.56 : 96,494.64 = 19,946.36 : x
  2. Step 2: Convert to fraction form
    64,320.56/96,494.64 = 19,946.36/x
  3. Step 3: Cross multiply
    64,320.56x = 96,494.64 × 19,946.36
  4. Step 4: Simplify right side
    64,320.56x = 1,924,716,827.51
  5. Step 5: Solve for x
    x = 1,924,716,827.51/64,320.56
  6. Step 6: Final answer
    x = 29,923.82

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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.