Home / 131,483.40-197,354.70-64,998.60

Finding the Fourth Proportional to 131,483.40, 197,354.70 and 64,998.60

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Solution

The fourth proportional to 131,483.40, 197,354.70 and 64,998.60 is: 97,561.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,483.40 : 197,354.70 = 64,998.60 : x
  2. Step 2: Convert to fraction form
    131,483.40/197,354.70 = 64,998.60/x
  3. Step 3: Cross multiply
    131,483.40x = 197,354.70 × 64,998.60
  4. Step 4: Simplify right side
    131,483.40x = 12,827,779,203.42
  5. Step 5: Solve for x
    x = 12,827,779,203.42/131,483.40
  6. Step 6: Final answer
    x = 97,561.97

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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.