Home / 194,823.40-292,235.10-155,457.40

Finding the Fourth Proportional to 194,823.40, 292,235.10 and 155,457.40

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Solution

The fourth proportional to 194,823.40, 292,235.10 and 155,457.40 is: 233,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,823.40 : 292,235.10 = 155,457.40 : x
  2. Step 2: Convert to fraction form
    194,823.40/292,235.10 = 155,457.40/x
  3. Step 3: Cross multiply
    194,823.40x = 292,235.10 × 155,457.40
  4. Step 4: Simplify right side
    194,823.40x = 45,430,108,834.74
  5. Step 5: Solve for x
    x = 45,430,108,834.74/194,823.40
  6. Step 6: Final answer
    x = 233,186.10

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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.