Home / 125,797.02-173,624.70-72,118.08

Finding the Fourth Proportional to 125,797.02, 173,624.70 and 72,118.08

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Solution

The fourth proportional to 125,797.02, 173,624.70 and 72,118.08 is: 99,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,797.02 : 173,624.70 = 72,118.08 : x
  2. Step 2: Convert to fraction form
    125,797.02/173,624.70 = 72,118.08/x
  3. Step 3: Cross multiply
    125,797.02x = 173,624.70 × 72,118.08
  4. Step 4: Simplify right side
    125,797.02x = 12,521,480,004.58
  5. Step 5: Solve for x
    x = 12,521,480,004.58/125,797.02
  6. Step 6: Final answer
    x = 99,537.18

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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.