Home / 196,308.16-294,521.35-69,931.91

Finding the Fourth Proportional to 196,308.16, 294,521.35 and 69,931.91

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Solution

The fourth proportional to 196,308.16, 294,521.35 and 69,931.91 is: 104,918.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,308.16 : 294,521.35 = 69,931.91 : x
  2. Step 2: Convert to fraction form
    196,308.16/294,521.35 = 69,931.91/x
  3. Step 3: Cross multiply
    196,308.16x = 294,521.35 × 69,931.91
  4. Step 4: Simplify right side
    196,308.16x = 20,596,440,541.28
  5. Step 5: Solve for x
    x = 20,596,440,541.28/196,308.16
  6. Step 6: Final answer
    x = 104,918.92

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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.