Home / 93,681.45-129,277.77-51,239.07

Finding the Fourth Proportional to 93,681.45, 129,277.77 and 51,239.07

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Solution

The fourth proportional to 93,681.45, 129,277.77 and 51,239.07 is: 70,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,681.45 : 129,277.77 = 51,239.07 : x
  2. Step 2: Convert to fraction form
    93,681.45/129,277.77 = 51,239.07/x
  3. Step 3: Cross multiply
    93,681.45x = 129,277.77 × 51,239.07
  4. Step 4: Simplify right side
    93,681.45x = 6,624,072,706.47
  5. Step 5: Solve for x
    x = 6,624,072,706.47/93,681.45
  6. Step 6: Final answer
    x = 70,708.48

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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.