Home / 125,981.04-173,856.60-69,395.52

Finding the Fourth Proportional to 125,981.04, 173,856.60 and 69,395.52

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Solution

The fourth proportional to 125,981.04, 173,856.60 and 69,395.52 is: 95,767.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,981.04 : 173,856.60 = 69,395.52 : x
  2. Step 2: Convert to fraction form
    125,981.04/173,856.60 = 69,395.52/x
  3. Step 3: Cross multiply
    125,981.04x = 173,856.60 × 69,395.52
  4. Step 4: Simplify right side
    125,981.04x = 12,064,869,162.43
  5. Step 5: Solve for x
    x = 12,064,869,162.43/125,981.04
  6. Step 6: Final answer
    x = 95,767.34

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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.