Home / 74,798.04-112,110.88-30,376

Finding the Fourth Proportional to 74,798.04, 112,110.88 and 30,376

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Solution

The fourth proportional to 74,798.04, 112,110.88 and 30,376 is: 45,529.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,798.04 : 112,110.88 = 30,376 : x
  2. Step 2: Convert to fraction form
    74,798.04/112,110.88 = 30,376/x
  3. Step 3: Cross multiply
    74,798.04x = 112,110.88 × 30,376
  4. Step 4: Simplify right side
    74,798.04x = 3,405,480,090.88
  5. Step 5: Solve for x
    x = 3,405,480,090.88/74,798.04
  6. Step 6: Final answer
    x = 45,529.00

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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.