Home / 242,837.06-364,032.02-163,978.70

Finding the Fourth Proportional to 242,837.06, 364,032.02 and 163,978.70

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Solution

The fourth proportional to 242,837.06, 364,032.02 and 163,978.70 is: 245,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,837.06 : 364,032.02 = 163,978.70 : x
  2. Step 2: Convert to fraction form
    242,837.06/364,032.02 = 163,978.70/x
  3. Step 3: Cross multiply
    242,837.06x = 364,032.02 × 163,978.70
  4. Step 4: Simplify right side
    242,837.06x = 59,693,495,987.76
  5. Step 5: Solve for x
    x = 59,693,495,987.76/242,837.06
  6. Step 6: Final answer
    x = 245,817.08

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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.