Home / 51,212.02-70,632.52-33,312.74

Finding the Fourth Proportional to 51,212.02, 70,632.52 and 33,312.74

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Solution

The fourth proportional to 51,212.02, 70,632.52 and 33,312.74 is: 45,945.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,212.02 : 70,632.52 = 33,312.74 : x
  2. Step 2: Convert to fraction form
    51,212.02/70,632.52 = 33,312.74/x
  3. Step 3: Cross multiply
    51,212.02x = 70,632.52 × 33,312.74
  4. Step 4: Simplify right side
    51,212.02x = 2,352,962,774.30
  5. Step 5: Solve for x
    x = 2,352,962,774.30/51,212.02
  6. Step 6: Final answer
    x = 45,945.52

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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.