Home / 112,513.23-155,384.46-97,333.02

Finding the Fourth Proportional to 112,513.23, 155,384.46 and 97,333.02

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Solution

The fourth proportional to 112,513.23, 155,384.46 and 97,333.02 is: 134,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,513.23 : 155,384.46 = 97,333.02 : x
  2. Step 2: Convert to fraction form
    112,513.23/155,384.46 = 97,333.02/x
  3. Step 3: Cross multiply
    112,513.23x = 155,384.46 × 97,333.02
  4. Step 4: Simplify right side
    112,513.23x = 15,124,038,752.87
  5. Step 5: Solve for x
    x = 15,124,038,752.87/112,513.23
  6. Step 6: Final answer
    x = 134,420.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.