Home / 124,231.53-171,441.59-70,518.21

Finding the Fourth Proportional to 124,231.53, 171,441.59 and 70,518.21

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Solution

The fourth proportional to 124,231.53, 171,441.59 and 70,518.21 is: 97,316.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,231.53 : 171,441.59 = 70,518.21 : x
  2. Step 2: Convert to fraction form
    124,231.53/171,441.59 = 70,518.21/x
  3. Step 3: Cross multiply
    124,231.53x = 171,441.59 × 70,518.21
  4. Step 4: Simplify right side
    124,231.53x = 12,089,754,046.35
  5. Step 5: Solve for x
    x = 12,089,754,046.35/124,231.53
  6. Step 6: Final answer
    x = 97,316.31

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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.