Home / 97,317.30-145,975.95-93,429.30

Finding the Fourth Proportional to 97,317.30, 145,975.95 and 93,429.30

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Solution

The fourth proportional to 97,317.30, 145,975.95 and 93,429.30 is: 140,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,317.30 : 145,975.95 = 93,429.30 : x
  2. Step 2: Convert to fraction form
    97,317.30/145,975.95 = 93,429.30/x
  3. Step 3: Cross multiply
    97,317.30x = 145,975.95 × 93,429.30
  4. Step 4: Simplify right side
    97,317.30x = 13,638,430,825.34
  5. Step 5: Solve for x
    x = 13,638,430,825.34/97,317.30
  6. Step 6: Final answer
    x = 140,143.95

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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.