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Finding the Fourth Proportional to 50,959,160, 70,323,640.80 and 28,066,616

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Solution

The fourth proportional to 50,959,160, 70,323,640.80 and 28,066,616 is: 38,731,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,959,160 : 70,323,640.80 = 28,066,616 : x
  2. Step 2: Convert to fraction form
    50,959,160/70,323,640.80 = 28,066,616/x
  3. Step 3: Cross multiply
    50,959,160x = 70,323,640.80 × 28,066,616
  4. Step 4: Simplify right side
    50,959,160x = 1,973,746,622,055,532.75
  5. Step 5: Solve for x
    x = 1,973,746,622,055,532.75/50,959,160
  6. Step 6: Final answer
    x = 38,731,930.08

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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.