Home / 93,412.17-128,911.91-50,973.03

Finding the Fourth Proportional to 93,412.17, 128,911.91 and 50,973.03

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Solution

The fourth proportional to 93,412.17, 128,911.91 and 50,973.03 is: 70,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,412.17 : 128,911.91 = 50,973.03 : x
  2. Step 2: Convert to fraction form
    93,412.17/128,911.91 = 50,973.03/x
  3. Step 3: Cross multiply
    93,412.17x = 128,911.91 × 50,973.03
  4. Step 4: Simplify right side
    93,412.17x = 6,571,030,400.92
  5. Step 5: Solve for x
    x = 6,571,030,400.92/93,412.17
  6. Step 6: Final answer
    x = 70,344.48

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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.