Home / 96,715.22-145,071.46-30,156.00

Finding the Fourth Proportional to 96,715.22, 145,071.46 and 30,156.00

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Solution

The fourth proportional to 96,715.22, 145,071.46 and 30,156.00 is: 45,233.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,715.22 : 145,071.46 = 30,156.00 : x
  2. Step 2: Convert to fraction form
    96,715.22/145,071.46 = 30,156.00/x
  3. Step 3: Cross multiply
    96,715.22x = 145,071.46 × 30,156.00
  4. Step 4: Simplify right side
    96,715.22x = 4,374,774,271.81
  5. Step 5: Solve for x
    x = 4,374,774,271.81/96,715.22
  6. Step 6: Final answer
    x = 45,233.57

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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.