Home / 191,837.58-264,726.15-105,811.53

Finding the Fourth Proportional to 191,837.58, 264,726.15 and 105,811.53

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Solution

The fourth proportional to 191,837.58, 264,726.15 and 105,811.53 is: 146,014.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,837.58 : 264,726.15 = 105,811.53 : x
  2. Step 2: Convert to fraction form
    191,837.58/264,726.15 = 105,811.53/x
  3. Step 3: Cross multiply
    191,837.58x = 264,726.15 × 105,811.53
  4. Step 4: Simplify right side
    191,837.58x = 28,011,078,962.51
  5. Step 5: Solve for x
    x = 28,011,078,962.51/191,837.58
  6. Step 6: Final answer
    x = 146,014.56

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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.