Home / 156,479.40-234,719.10-94,271.40

Finding the Fourth Proportional to 156,479.40, 234,719.10 and 94,271.40

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Solution

The fourth proportional to 156,479.40, 234,719.10 and 94,271.40 is: 141,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,479.40 : 234,719.10 = 94,271.40 : x
  2. Step 2: Convert to fraction form
    156,479.40/234,719.10 = 94,271.40/x
  3. Step 3: Cross multiply
    156,479.40x = 234,719.10 × 94,271.40
  4. Step 4: Simplify right side
    156,479.40x = 22,127,298,163.74
  5. Step 5: Solve for x
    x = 22,127,298,163.74/156,479.40
  6. Step 6: Final answer
    x = 141,407.10

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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.