Home / 112,551.08-155,323.62-62,253.32

Finding the Fourth Proportional to 112,551.08, 155,323.62 and 62,253.32

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Solution

The fourth proportional to 112,551.08, 155,323.62 and 62,253.32 is: 85,911.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,551.08 : 155,323.62 = 62,253.32 : x
  2. Step 2: Convert to fraction form
    112,551.08/155,323.62 = 62,253.32/x
  3. Step 3: Cross multiply
    112,551.08x = 155,323.62 × 62,253.32
  4. Step 4: Simplify right side
    112,551.08x = 9,669,411,019.42
  5. Step 5: Solve for x
    x = 9,669,411,019.42/112,551.08
  6. Step 6: Final answer
    x = 85,911.31

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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.