Home / 242,624.02-334,817.76-135,198.58

Finding the Fourth Proportional to 242,624.02, 334,817.76 and 135,198.58

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Solution

The fourth proportional to 242,624.02, 334,817.76 and 135,198.58 is: 186,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,624.02 : 334,817.76 = 135,198.58 : x
  2. Step 2: Convert to fraction form
    242,624.02/334,817.76 = 135,198.58/x
  3. Step 3: Cross multiply
    242,624.02x = 334,817.76 × 135,198.58
  4. Step 4: Simplify right side
    242,624.02x = 45,266,885,710.78
  5. Step 5: Solve for x
    x = 45,266,885,710.78/242,624.02
  6. Step 6: Final answer
    x = 186,572.15

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1.5x scale

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.