Home / 152,000.47-209,754.39-88,333.39

Finding the Fourth Proportional to 152,000.47, 209,754.39 and 88,333.39

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Solution

The fourth proportional to 152,000.47, 209,754.39 and 88,333.39 is: 121,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,000.47 : 209,754.39 = 88,333.39 : x
  2. Step 2: Convert to fraction form
    152,000.47/209,754.39 = 88,333.39/x
  3. Step 3: Cross multiply
    152,000.47x = 209,754.39 × 88,333.39
  4. Step 4: Simplify right side
    152,000.47x = 18,528,316,336.08
  5. Step 5: Solve for x
    x = 18,528,316,336.08/152,000.47
  6. Step 6: Final answer
    x = 121,896.44

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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.