Home / 40,981.59-61,457.52-14,320.08

Finding the Fourth Proportional to 40,981.59, 61,457.52 and 14,320.08

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Solution

The fourth proportional to 40,981.59, 61,457.52 and 14,320.08 is: 21,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,981.59 : 61,457.52 = 14,320.08 : x
  2. Step 2: Convert to fraction form
    40,981.59/61,457.52 = 14,320.08/x
  3. Step 3: Cross multiply
    40,981.59x = 61,457.52 × 14,320.08
  4. Step 4: Simplify right side
    40,981.59x = 880,076,603.00
  5. Step 5: Solve for x
    x = 880,076,603.00/40,981.59
  6. Step 6: Final answer
    x = 21,474.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.