Home / 74,824.71-112,237.05-49,913.40

Finding the Fourth Proportional to 74,824.71, 112,237.05 and 49,913.40

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Solution

The fourth proportional to 74,824.71, 112,237.05 and 49,913.40 is: 74,870.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,824.71 : 112,237.05 = 49,913.40 : x
  2. Step 2: Convert to fraction form
    74,824.71/112,237.05 = 49,913.40/x
  3. Step 3: Cross multiply
    74,824.71x = 112,237.05 × 49,913.40
  4. Step 4: Simplify right side
    74,824.71x = 5,602,132,771.47
  5. Step 5: Solve for x
    x = 5,602,132,771.47/74,824.71
  6. Step 6: Final answer
    x = 74,870.09

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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.