Home / 317,985.60-438,827.07-174,748.04

Finding the Fourth Proportional to 317,985.60, 438,827.07 and 174,748.04

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Solution

The fourth proportional to 317,985.60, 438,827.07 and 174,748.04 is: 241,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,985.60 : 438,827.07 = 174,748.04 : x
  2. Step 2: Convert to fraction form
    317,985.60/438,827.07 = 174,748.04/x
  3. Step 3: Cross multiply
    317,985.60x = 438,827.07 × 174,748.04
  4. Step 4: Simplify right side
    317,985.60x = 76,684,170,381.44
  5. Step 5: Solve for x
    x = 76,684,170,381.44/317,985.60
  6. Step 6: Final answer
    x = 241,156.11

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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.