Home / 74,574.02-102,914.36-40,584.93

Finding the Fourth Proportional to 74,574.02, 102,914.36 and 40,584.93

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Solution

The fourth proportional to 74,574.02, 102,914.36 and 40,584.93 is: 56,008.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,574.02 : 102,914.36 = 40,584.93 : x
  2. Step 2: Convert to fraction form
    74,574.02/102,914.36 = 40,584.93/x
  3. Step 3: Cross multiply
    74,574.02x = 102,914.36 × 40,584.93
  4. Step 4: Simplify right side
    74,574.02x = 4,176,771,893.67
  5. Step 5: Solve for x
    x = 4,176,771,893.67/74,574.02
  6. Step 6: Final answer
    x = 56,008.41

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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.