Home / 196,459.60-294,689.40-157,093.60

Finding the Fourth Proportional to 196,459.60, 294,689.40 and 157,093.60

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Solution

The fourth proportional to 196,459.60, 294,689.40 and 157,093.60 is: 235,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,459.60 : 294,689.40 = 157,093.60 : x
  2. Step 2: Convert to fraction form
    196,459.60/294,689.40 = 157,093.60/x
  3. Step 3: Cross multiply
    196,459.60x = 294,689.40 × 157,093.60
  4. Step 4: Simplify right side
    196,459.60x = 46,293,818,727.84
  5. Step 5: Solve for x
    x = 46,293,818,727.84/196,459.60
  6. Step 6: Final answer
    x = 235,640.40

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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.