Home / 124,527.02-171,852.45-70,821.50

Finding the Fourth Proportional to 124,527.02, 171,852.45 and 70,821.50

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Solution

The fourth proportional to 124,527.02, 171,852.45 and 70,821.50 is: 97,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,527.02 : 171,852.45 = 70,821.50 : x
  2. Step 2: Convert to fraction form
    124,527.02/171,852.45 = 70,821.50/x
  3. Step 3: Cross multiply
    124,527.02x = 171,852.45 × 70,821.50
  4. Step 4: Simplify right side
    124,527.02x = 12,170,848,287.68
  5. Step 5: Solve for x
    x = 12,170,848,287.68/124,527.02
  6. Step 6: Final answer
    x = 97,736.61

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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.