Home / 90,004.04-124,200.43-53,746.41

Finding the Fourth Proportional to 90,004.04, 124,200.43 and 53,746.41

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Solution

The fourth proportional to 90,004.04, 124,200.43 and 53,746.41 is: 74,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,004.04 : 124,200.43 = 53,746.41 : x
  2. Step 2: Convert to fraction form
    90,004.04/124,200.43 = 53,746.41/x
  3. Step 3: Cross multiply
    90,004.04x = 124,200.43 × 53,746.41
  4. Step 4: Simplify right side
    90,004.04x = 6,675,327,232.96
  5. Step 5: Solve for x
    x = 6,675,327,232.96/90,004.04
  6. Step 6: Final answer
    x = 74,166.97

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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.