Home / 66,953.98-92,389.76-40,095.80

Finding the Fourth Proportional to 66,953.98, 92,389.76 and 40,095.80

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Solution

The fourth proportional to 66,953.98, 92,389.76 and 40,095.80 is: 55,328.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,953.98 : 92,389.76 = 40,095.80 : x
  2. Step 2: Convert to fraction form
    66,953.98/92,389.76 = 40,095.80/x
  3. Step 3: Cross multiply
    66,953.98x = 92,389.76 × 40,095.80
  4. Step 4: Simplify right side
    66,953.98x = 3,704,440,877.06
  5. Step 5: Solve for x
    x = 3,704,440,877.06/66,953.98
  6. Step 6: Final answer
    x = 55,328.17

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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.