Home / 158,659.08-237,989.40-53,478.96

Finding the Fourth Proportional to 158,659.08, 237,989.40 and 53,478.96

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Solution

The fourth proportional to 158,659.08, 237,989.40 and 53,478.96 is: 80,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,659.08 : 237,989.40 = 53,478.96 : x
  2. Step 2: Convert to fraction form
    158,659.08/237,989.40 = 53,478.96/x
  3. Step 3: Cross multiply
    158,659.08x = 237,989.40 × 53,478.96
  4. Step 4: Simplify right side
    158,659.08x = 12,727,425,603.02
  5. Step 5: Solve for x
    x = 12,727,425,603.02/158,659.08
  6. Step 6: Final answer
    x = 80,218.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.