Home / 152,655.24-210,651.12-88,998.96

Finding the Fourth Proportional to 152,655.24, 210,651.12 and 88,998.96

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Solution

The fourth proportional to 152,655.24, 210,651.12 and 88,998.96 is: 122,810.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,655.24 : 210,651.12 = 88,998.96 : x
  2. Step 2: Convert to fraction form
    152,655.24/210,651.12 = 88,998.96/x
  3. Step 3: Cross multiply
    152,655.24x = 210,651.12 × 88,998.96
  4. Step 4: Simplify right side
    152,655.24x = 18,747,730,602.84
  5. Step 5: Solve for x
    x = 18,747,730,602.84/152,655.24
  6. Step 6: Final answer
    x = 122,810.92

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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.