Home / 187,700.84-281,551.28-47,459.46

Finding the Fourth Proportional to 187,700.84, 281,551.28 and 47,459.46

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Solution

The fourth proportional to 187,700.84, 281,551.28 and 47,459.46 is: 71,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,700.84 : 281,551.28 = 47,459.46 : x
  2. Step 2: Convert to fraction form
    187,700.84/281,551.28 = 47,459.46/x
  3. Step 3: Cross multiply
    187,700.84x = 281,551.28 × 47,459.46
  4. Step 4: Simplify right side
    187,700.84x = 13,362,271,473.81
  5. Step 5: Solve for x
    x = 13,362,271,473.81/187,700.84
  6. Step 6: Final answer
    x = 71,189.20

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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.