Home / 196,312.86-292,959.92-195,190.14

Finding the Fourth Proportional to 196,312.86, 292,959.92 and 195,190.14

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Solution

The fourth proportional to 196,312.86, 292,959.92 and 195,190.14 is: 291,284.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,312.86 : 292,959.92 = 195,190.14 : x
  2. Step 2: Convert to fraction form
    196,312.86/292,959.92 = 195,190.14/x
  3. Step 3: Cross multiply
    196,312.86x = 292,959.92 × 195,190.14
  4. Step 4: Simplify right side
    196,312.86x = 57,182,886,823.24
  5. Step 5: Solve for x
    x = 57,182,886,823.24/196,312.86
  6. Step 6: Final answer
    x = 291,284.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.