Home / 49,802.40-74,703.60-46,000.80

Finding the Fourth Proportional to 49,802.40, 74,703.60 and 46,000.80

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Solution

The fourth proportional to 49,802.40, 74,703.60 and 46,000.80 is: 69,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,802.40 : 74,703.60 = 46,000.80 : x
  2. Step 2: Convert to fraction form
    49,802.40/74,703.60 = 46,000.80/x
  3. Step 3: Cross multiply
    49,802.40x = 74,703.60 × 46,000.80
  4. Step 4: Simplify right side
    49,802.40x = 3,436,425,362.88
  5. Step 5: Solve for x
    x = 3,436,425,362.88/49,802.40
  6. Step 6: Final answer
    x = 69,001.20

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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.