Home / 93,119.40-139,679.10-26,561.70

Finding the Fourth Proportional to 93,119.40, 139,679.10 and 26,561.70

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Solution

The fourth proportional to 93,119.40, 139,679.10 and 26,561.70 is: 39,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,119.40 : 139,679.10 = 26,561.70 : x
  2. Step 2: Convert to fraction form
    93,119.40/139,679.10 = 26,561.70/x
  3. Step 3: Cross multiply
    93,119.40x = 139,679.10 × 26,561.70
  4. Step 4: Simplify right side
    93,119.40x = 3,710,114,350.47
  5. Step 5: Solve for x
    x = 3,710,114,350.47/93,119.40
  6. Step 6: Final answer
    x = 39,842.55

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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.