Home / 96,353.70-144,444.15-85,856.10

Finding the Fourth Proportional to 96,353.70, 144,444.15 and 85,856.10

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Solution

The fourth proportional to 96,353.70, 144,444.15 and 85,856.10 is: 128,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,353.70 : 144,444.15 = 85,856.10 : x
  2. Step 2: Convert to fraction form
    96,353.70/144,444.15 = 85,856.10/x
  3. Step 3: Cross multiply
    96,353.70x = 144,444.15 × 85,856.10
  4. Step 4: Simplify right side
    96,353.70x = 12,401,411,386.82
  5. Step 5: Solve for x
    x = 12,401,411,386.82/96,353.70
  6. Step 6: Final answer
    x = 128,707.16

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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.