Home / 93,314.32-128,777.80-50,875.28

Finding the Fourth Proportional to 93,314.32, 128,777.80 and 50,875.28

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Solution

The fourth proportional to 93,314.32, 128,777.80 and 50,875.28 is: 70,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,314.32 : 128,777.80 = 50,875.28 : x
  2. Step 2: Convert to fraction form
    93,314.32/128,777.80 = 50,875.28/x
  3. Step 3: Cross multiply
    93,314.32x = 128,777.80 × 50,875.28
  4. Step 4: Simplify right side
    93,314.32x = 6,551,606,632.78
  5. Step 5: Solve for x
    x = 6,551,606,632.78/93,314.32
  6. Step 6: Final answer
    x = 70,210.09

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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.