Home / 93,030.64-128,377.02-50,589.16

Finding the Fourth Proportional to 93,030.64, 128,377.02 and 50,589.16

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Solution

The fourth proportional to 93,030.64, 128,377.02 and 50,589.16 is: 69,810.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,030.64 : 128,377.02 = 50,589.16 : x
  2. Step 2: Convert to fraction form
    93,030.64/128,377.02 = 50,589.16/x
  3. Step 3: Cross multiply
    93,030.64x = 128,377.02 × 50,589.16
  4. Step 4: Simplify right side
    93,030.64x = 6,494,485,605.10
  5. Step 5: Solve for x
    x = 6,494,485,605.10/93,030.64
  6. Step 6: Final answer
    x = 69,810.18

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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.