Home / 60,012.02-90,074.53-30,451.07

Finding the Fourth Proportional to 60,012.02, 90,074.53 and 30,451.07

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Solution

The fourth proportional to 60,012.02, 90,074.53 and 30,451.07 is: 45,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012.02 : 90,074.53 = 30,451.07 : x
  2. Step 2: Convert to fraction form
    60,012.02/90,074.53 = 30,451.07/x
  3. Step 3: Cross multiply
    60,012.02x = 90,074.53 × 30,451.07
  4. Step 4: Simplify right side
    60,012.02x = 2,742,865,818.25
  5. Step 5: Solve for x
    x = 2,742,865,818.25/60,012.02
  6. Step 6: Final answer
    x = 45,705.27

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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.