Home / 93,053.26-128,434.17-56,762.73

Finding the Fourth Proportional to 93,053.26, 128,434.17 and 56,762.73

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Solution

The fourth proportional to 93,053.26, 128,434.17 and 56,762.73 is: 78,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,053.26 : 128,434.17 = 56,762.73 : x
  2. Step 2: Convert to fraction form
    93,053.26/128,434.17 = 56,762.73/x
  3. Step 3: Cross multiply
    93,053.26x = 128,434.17 × 56,762.73
  4. Step 4: Simplify right side
    93,053.26x = 7,290,274,114.48
  5. Step 5: Solve for x
    x = 7,290,274,114.48/93,053.26
  6. Step 6: Final answer
    x = 78,345.18

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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.