Home / 196,457.60-294,686.40-157,091.60

Finding the Fourth Proportional to 196,457.60, 294,686.40 and 157,091.60

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Solution

The fourth proportional to 196,457.60, 294,686.40 and 157,091.60 is: 235,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,457.60 : 294,686.40 = 157,091.60 : x
  2. Step 2: Convert to fraction form
    196,457.60/294,686.40 = 157,091.60/x
  3. Step 3: Cross multiply
    196,457.60x = 294,686.40 × 157,091.60
  4. Step 4: Simplify right side
    196,457.60x = 46,292,758,074.24
  5. Step 5: Solve for x
    x = 46,292,758,074.24/196,457.60
  6. Step 6: Final answer
    x = 235,637.40

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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.