Home / 242,623.02-334,816.38-135,197.58

Finding the Fourth Proportional to 242,623.02, 334,816.38 and 135,197.58

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Solution

The fourth proportional to 242,623.02, 334,816.38 and 135,197.58 is: 186,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,623.02 : 334,816.38 = 135,197.58 : x
  2. Step 2: Convert to fraction form
    242,623.02/334,816.38 = 135,197.58/x
  3. Step 3: Cross multiply
    242,623.02x = 334,816.38 × 135,197.58
  4. Step 4: Simplify right side
    242,623.02x = 45,266,364,320.36
  5. Step 5: Solve for x
    x = 45,266,364,320.36/242,623.02
  6. Step 6: Final answer
    x = 186,570.77

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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.