Home / 112,036.16-168,077.92-93,696.32

Finding the Fourth Proportional to 112,036.16, 168,077.92 and 93,696.32

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Solution

The fourth proportional to 112,036.16, 168,077.92 and 93,696.32 is: 140,564.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,036.16 : 168,077.92 = 93,696.32 : x
  2. Step 2: Convert to fraction form
    112,036.16/168,077.92 = 93,696.32/x
  3. Step 3: Cross multiply
    112,036.16x = 168,077.92 × 93,696.32
  4. Step 4: Simplify right side
    112,036.16x = 15,748,282,577.25
  5. Step 5: Solve for x
    x = 15,748,282,577.25/112,036.16
  6. Step 6: Final answer
    x = 140,564.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.