Home / 108,133.03-149,222.01-60,387.04

Finding the Fourth Proportional to 108,133.03, 149,222.01 and 60,387.04

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Solution

The fourth proportional to 108,133.03, 149,222.01 and 60,387.04 is: 83,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,133.03 : 149,222.01 = 60,387.04 : x
  2. Step 2: Convert to fraction form
    108,133.03/149,222.01 = 60,387.04/x
  3. Step 3: Cross multiply
    108,133.03x = 149,222.01 × 60,387.04
  4. Step 4: Simplify right side
    108,133.03x = 9,011,075,486.75
  5. Step 5: Solve for x
    x = 9,011,075,486.75/108,133.03
  6. Step 6: Final answer
    x = 83,333.24

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1.5x scale

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.