Home / 93,010.56-128,354.28-50,569.20

Finding the Fourth Proportional to 93,010.56, 128,354.28 and 50,569.20

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Solution

The fourth proportional to 93,010.56, 128,354.28 and 50,569.20 is: 69,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,010.56 : 128,354.28 = 50,569.20 : x
  2. Step 2: Convert to fraction form
    93,010.56/128,354.28 = 50,569.20/x
  3. Step 3: Cross multiply
    93,010.56x = 128,354.28 × 50,569.20
  4. Step 4: Simplify right side
    93,010.56x = 6,490,773,256.18
  5. Step 5: Solve for x
    x = 6,490,773,256.18/93,010.56
  6. Step 6: Final answer
    x = 69,785.34

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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.