Home / 88,773.04-122,518.59-56,510.94

Finding the Fourth Proportional to 88,773.04, 122,518.59 and 56,510.94

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Solution

The fourth proportional to 88,773.04, 122,518.59 and 56,510.94 is: 77,992.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,773.04 : 122,518.59 = 56,510.94 : x
  2. Step 2: Convert to fraction form
    88,773.04/122,518.59 = 56,510.94/x
  3. Step 3: Cross multiply
    88,773.04x = 122,518.59 × 56,510.94
  4. Step 4: Simplify right side
    88,773.04x = 6,923,640,688.37
  5. Step 5: Solve for x
    x = 6,923,640,688.37/88,773.04
  6. Step 6: Final answer
    x = 77,992.61

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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.