Home / 74,579.40-102,913.74-46,279.62

Finding the Fourth Proportional to 74,579.40, 102,913.74 and 46,279.62

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Solution

The fourth proportional to 74,579.40, 102,913.74 and 46,279.62 is: 63,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,579.40 : 102,913.74 = 46,279.62 : x
  2. Step 2: Convert to fraction form
    74,579.40/102,913.74 = 46,279.62/x
  3. Step 3: Cross multiply
    74,579.40x = 102,913.74 × 46,279.62
  4. Step 4: Simplify right side
    74,579.40x = 4,762,808,779.98
  5. Step 5: Solve for x
    x = 4,762,808,779.98/74,579.40
  6. Step 6: Final answer
    x = 63,862.26

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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.