Home / 93,340.77-139,416.18-84,442.47

Finding the Fourth Proportional to 93,340.77, 139,416.18 and 84,442.47

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Solution

The fourth proportional to 93,340.77, 139,416.18 and 84,442.47 is: 126,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,340.77 : 139,416.18 = 84,442.47 : x
  2. Step 2: Convert to fraction form
    93,340.77/139,416.18 = 84,442.47/x
  3. Step 3: Cross multiply
    93,340.77x = 139,416.18 × 84,442.47
  4. Step 4: Simplify right side
    93,340.77x = 11,772,646,597.16
  5. Step 5: Solve for x
    x = 11,772,646,597.16/93,340.77
  6. Step 6: Final answer
    x = 126,125.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.