Home / 103,007.16-142,153.38-60,569.64

Finding the Fourth Proportional to 103,007.16, 142,153.38 and 60,569.64

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Solution

The fourth proportional to 103,007.16, 142,153.38 and 60,569.64 is: 83,588.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,007.16 : 142,153.38 = 60,569.64 : x
  2. Step 2: Convert to fraction form
    103,007.16/142,153.38 = 60,569.64/x
  3. Step 3: Cross multiply
    103,007.16x = 142,153.38 × 60,569.64
  4. Step 4: Simplify right side
    103,007.16x = 8,610,179,051.38
  5. Step 5: Solve for x
    x = 8,610,179,051.38/103,007.16
  6. Step 6: Final answer
    x = 83,588.16

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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.