Home / 124,527.81-171,841.36-70,825.89

Finding the Fourth Proportional to 124,527.81, 171,841.36 and 70,825.89

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Solution

The fourth proportional to 124,527.81, 171,841.36 and 70,825.89 is: 97,735.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,527.81 : 171,841.36 = 70,825.89 : x
  2. Step 2: Convert to fraction form
    124,527.81/171,841.36 = 70,825.89/x
  3. Step 3: Cross multiply
    124,527.81x = 171,841.36 × 70,825.89
  4. Step 4: Simplify right side
    124,527.81x = 12,170,817,260.81
  5. Step 5: Solve for x
    x = 12,170,817,260.81/124,527.81
  6. Step 6: Final answer
    x = 97,735.74

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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.