Home / 123,624.93-170,602.40-67,036.30

Finding the Fourth Proportional to 123,624.93, 170,602.40 and 67,036.30

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Solution

The fourth proportional to 123,624.93, 170,602.40 and 67,036.30 is: 92,510.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,624.93 : 170,602.40 = 67,036.30 : x
  2. Step 2: Convert to fraction form
    123,624.93/170,602.40 = 67,036.30/x
  3. Step 3: Cross multiply
    123,624.93x = 170,602.40 × 67,036.30
  4. Step 4: Simplify right side
    123,624.93x = 11,436,553,667.12
  5. Step 5: Solve for x
    x = 11,436,553,667.12/123,624.93
  6. Step 6: Final answer
    x = 92,510.09

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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.