Home / 163,670.55-245,505.82-51,368.10

Finding the Fourth Proportional to 163,670.55, 245,505.82 and 51,368.10

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Solution

The fourth proportional to 163,670.55, 245,505.82 and 51,368.10 is: 77,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,670.55 : 245,505.82 = 51,368.10 : x
  2. Step 2: Convert to fraction form
    163,670.55/245,505.82 = 51,368.10/x
  3. Step 3: Cross multiply
    163,670.55x = 245,505.82 × 51,368.10
  4. Step 4: Simplify right side
    163,670.55x = 12,611,166,284.81
  5. Step 5: Solve for x
    x = 12,611,166,284.81/163,670.55
  6. Step 6: Final answer
    x = 77,052.14

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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.