Home / 195,098.60-292,814.56-139,075.76

Finding the Fourth Proportional to 195,098.60, 292,814.56 and 139,075.76

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Solution

The fourth proportional to 195,098.60, 292,814.56 and 139,075.76 is: 208,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,098.60 : 292,814.56 = 139,075.76 : x
  2. Step 2: Convert to fraction form
    195,098.60/292,814.56 = 139,075.76/x
  3. Step 3: Cross multiply
    195,098.60x = 292,814.56 × 139,075.76
  4. Step 4: Simplify right side
    195,098.60x = 40,723,407,471.07
  5. Step 5: Solve for x
    x = 40,723,407,471.07/195,098.60
  6. Step 6: Final answer
    x = 208,732.44

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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.