Home / 70,210.89-96,941.76-43,390.17

Finding the Fourth Proportional to 70,210.89, 96,941.76 and 43,390.17

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Solution

The fourth proportional to 70,210.89, 96,941.76 and 43,390.17 is: 59,909.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,210.89 : 96,941.76 = 43,390.17 : x
  2. Step 2: Convert to fraction form
    70,210.89/96,941.76 = 43,390.17/x
  3. Step 3: Cross multiply
    70,210.89x = 96,941.76 × 43,390.17
  4. Step 4: Simplify right side
    70,210.89x = 4,206,319,446.50
  5. Step 5: Solve for x
    x = 4,206,319,446.50/70,210.89
  6. Step 6: Final answer
    x = 59,909.79

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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.