Home / 73,000.29-109,501.47-30,875.07

Finding the Fourth Proportional to 73,000.29, 109,501.47 and 30,875.07

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Solution

The fourth proportional to 73,000.29, 109,501.47 and 30,875.07 is: 46,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,000.29 : 109,501.47 = 30,875.07 : x
  2. Step 2: Convert to fraction form
    73,000.29/109,501.47 = 30,875.07/x
  3. Step 3: Cross multiply
    73,000.29x = 109,501.47 × 30,875.07
  4. Step 4: Simplify right side
    73,000.29x = 3,380,865,551.35
  5. Step 5: Solve for x
    x = 3,380,865,551.35/73,000.29
  6. Step 6: Final answer
    x = 46,313.04

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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.