Home / 97,280.49-134,246.85-54,838.71

Finding the Fourth Proportional to 97,280.49, 134,246.85 and 54,838.71

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Solution

The fourth proportional to 97,280.49, 134,246.85 and 54,838.71 is: 75,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,280.49 : 134,246.85 = 54,838.71 : x
  2. Step 2: Convert to fraction form
    97,280.49/134,246.85 = 54,838.71/x
  3. Step 3: Cross multiply
    97,280.49x = 134,246.85 × 54,838.71
  4. Step 4: Simplify right side
    97,280.49x = 7,361,924,075.56
  5. Step 5: Solve for x
    x = 7,361,924,075.56/97,280.49
  6. Step 6: Final answer
    x = 75,677.29

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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.