Home / 93,336.02-139,409.10-84,437.72

Finding the Fourth Proportional to 93,336.02, 139,409.10 and 84,437.72

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Solution

The fourth proportional to 93,336.02, 139,409.10 and 84,437.72 is: 126,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,336.02 : 139,409.10 = 84,437.72 : x
  2. Step 2: Convert to fraction form
    93,336.02/139,409.10 = 84,437.72/x
  3. Step 3: Cross multiply
    93,336.02x = 139,409.10 × 84,437.72
  4. Step 4: Simplify right side
    93,336.02x = 11,771,386,129.06
  5. Step 5: Solve for x
    x = 11,771,386,129.06/93,336.02
  6. Step 6: Final answer
    x = 126,118.36

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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.