Home / 49,830.90-74,746.35-40,973.55

Finding the Fourth Proportional to 49,830.90, 74,746.35 and 40,973.55

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Solution

The fourth proportional to 49,830.90, 74,746.35 and 40,973.55 is: 61,460.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,830.90 : 74,746.35 = 40,973.55 : x
  2. Step 2: Convert to fraction form
    49,830.90/74,746.35 = 40,973.55/x
  3. Step 3: Cross multiply
    49,830.90x = 74,746.35 × 40,973.55
  4. Step 4: Simplify right side
    49,830.90x = 3,062,623,309.04
  5. Step 5: Solve for x
    x = 3,062,623,309.04/49,830.90
  6. Step 6: Final answer
    x = 61,460.33

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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.