Home / 74,068.34-102,107.98-52,810.70

Finding the Fourth Proportional to 74,068.34, 102,107.98 and 52,810.70

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Solution

The fourth proportional to 74,068.34, 102,107.98 and 52,810.70 is: 72,802.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,068.34 : 102,107.98 = 52,810.70 : x
  2. Step 2: Convert to fraction form
    74,068.34/102,107.98 = 52,810.70/x
  3. Step 3: Cross multiply
    74,068.34x = 102,107.98 × 52,810.70
  4. Step 4: Simplify right side
    74,068.34x = 5,392,393,899.39
  5. Step 5: Solve for x
    x = 5,392,393,899.39/74,068.34
  6. Step 6: Final answer
    x = 72,802.95

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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.