Home / 94,940.50-142,376.70-28,368.22

Finding the Fourth Proportional to 94,940.50, 142,376.70 and 28,368.22

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Solution

The fourth proportional to 94,940.50, 142,376.70 and 28,368.22 is: 42,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,940.50 : 142,376.70 = 28,368.22 : x
  2. Step 2: Convert to fraction form
    94,940.50/142,376.70 = 28,368.22/x
  3. Step 3: Cross multiply
    94,940.50x = 142,376.70 × 28,368.22
  4. Step 4: Simplify right side
    94,940.50x = 4,038,973,548.47
  5. Step 5: Solve for x
    x = 4,038,973,548.47/94,940.50
  6. Step 6: Final answer
    x = 42,542.16

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1.5x scale

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.