Home / 178,681.95-246,593.70-118,147.41

Finding the Fourth Proportional to 178,681.95, 246,593.70 and 118,147.41

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Solution

The fourth proportional to 178,681.95, 246,593.70 and 118,147.41 is: 163,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,681.95 : 246,593.70 = 118,147.41 : x
  2. Step 2: Convert to fraction form
    178,681.95/246,593.70 = 118,147.41/x
  3. Step 3: Cross multiply
    178,681.95x = 246,593.70 × 118,147.41
  4. Step 4: Simplify right side
    178,681.95x = 29,134,406,977.32
  5. Step 5: Solve for x
    x = 29,134,406,977.32/178,681.95
  6. Step 6: Final answer
    x = 163,051.76

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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.