Home / 125,768.02-173,572.60-72,060.16

Finding the Fourth Proportional to 125,768.02, 173,572.60 and 72,060.16

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Solution

The fourth proportional to 125,768.02, 173,572.60 and 72,060.16 is: 99,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,768.02 : 173,572.60 = 72,060.16 : x
  2. Step 2: Convert to fraction form
    125,768.02/173,572.60 = 72,060.16/x
  3. Step 3: Cross multiply
    125,768.02x = 173,572.60 × 72,060.16
  4. Step 4: Simplify right side
    125,768.02x = 12,507,669,327.62
  5. Step 5: Solve for x
    x = 12,507,669,327.62/125,768.02
  6. Step 6: Final answer
    x = 99,450.32

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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.