Home / 93,984.52-129,698.58-51,543.64

Finding the Fourth Proportional to 93,984.52, 129,698.58 and 51,543.64

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Solution

The fourth proportional to 93,984.52, 129,698.58 and 51,543.64 is: 71,130.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,984.52 : 129,698.58 = 51,543.64 : x
  2. Step 2: Convert to fraction form
    93,984.52/129,698.58 = 51,543.64/x
  3. Step 3: Cross multiply
    93,984.52x = 129,698.58 × 51,543.64
  4. Step 4: Simplify right side
    93,984.52x = 6,685,136,916.03
  5. Step 5: Solve for x
    x = 6,685,136,916.03/93,984.52
  6. Step 6: Final answer
    x = 71,130.19

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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.