Home / 108,038.60-149,075.43-60,291.83

Finding the Fourth Proportional to 108,038.60, 149,075.43 and 60,291.83

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Solution

The fourth proportional to 108,038.60, 149,075.43 and 60,291.83 is: 83,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,038.60 : 149,075.43 = 60,291.83 : x
  2. Step 2: Convert to fraction form
    108,038.60/149,075.43 = 60,291.83/x
  3. Step 3: Cross multiply
    108,038.60x = 149,075.43 × 60,291.83
  4. Step 4: Simplify right side
    108,038.60x = 8,988,029,737.36
  5. Step 5: Solve for x
    x = 8,988,029,737.36/108,038.60
  6. Step 6: Final answer
    x = 83,192.77

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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.