Home / 93,269.28-128,680.02-56,957.48

Finding the Fourth Proportional to 93,269.28, 128,680.02 and 56,957.48

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Solution

The fourth proportional to 93,269.28, 128,680.02 and 56,957.48 is: 78,582.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,269.28 : 128,680.02 = 56,957.48 : x
  2. Step 2: Convert to fraction form
    93,269.28/128,680.02 = 56,957.48/x
  3. Step 3: Cross multiply
    93,269.28x = 128,680.02 × 56,957.48
  4. Step 4: Simplify right side
    93,269.28x = 7,329,289,665.55
  5. Step 5: Solve for x
    x = 7,329,289,665.55/93,269.28
  6. Step 6: Final answer
    x = 78,582.03

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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.