Home / 64,208.30-96,312.45-60,320.30

Finding the Fourth Proportional to 64,208.30, 96,312.45 and 60,320.30

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Solution

The fourth proportional to 64,208.30, 96,312.45 and 60,320.30 is: 90,480.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,208.30 : 96,312.45 = 60,320.30 : x
  2. Step 2: Convert to fraction form
    64,208.30/96,312.45 = 60,320.30/x
  3. Step 3: Cross multiply
    64,208.30x = 96,312.45 × 60,320.30
  4. Step 4: Simplify right side
    64,208.30x = 5,809,595,877.74
  5. Step 5: Solve for x
    x = 5,809,595,877.74/64,208.30
  6. Step 6: Final answer
    x = 90,480.45

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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.