Home / 96,875.96-145,330.14-30,302.87

Finding the Fourth Proportional to 96,875.96, 145,330.14 and 30,302.87

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Solution

The fourth proportional to 96,875.96, 145,330.14 and 30,302.87 is: 45,459.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,875.96 : 145,330.14 = 30,302.87 : x
  2. Step 2: Convert to fraction form
    96,875.96/145,330.14 = 30,302.87/x
  3. Step 3: Cross multiply
    96,875.96x = 145,330.14 × 30,302.87
  4. Step 4: Simplify right side
    96,875.96x = 4,403,920,339.50
  5. Step 5: Solve for x
    x = 4,403,920,339.50/96,875.96
  6. Step 6: Final answer
    x = 45,459.37

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1.5x scale

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.