Home / 200,159.04-276,065.60-139,710.40

Finding the Fourth Proportional to 200,159.04, 276,065.60 and 139,710.40

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Solution

The fourth proportional to 200,159.04, 276,065.60 and 139,710.40 is: 192,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,159.04 : 276,065.60 = 139,710.40 : x
  2. Step 2: Convert to fraction form
    200,159.04/276,065.60 = 139,710.40/x
  3. Step 3: Cross multiply
    200,159.04x = 276,065.60 × 139,710.40
  4. Step 4: Simplify right side
    200,159.04x = 38,569,235,402.24
  5. Step 5: Solve for x
    x = 38,569,235,402.24/200,159.04
  6. Step 6: Final answer
    x = 192,692.95

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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.