Home / 112,237.07-168,355.58-74,870.10

Finding the Fourth Proportional to 112,237.07, 168,355.58 and 74,870.10

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Solution

The fourth proportional to 112,237.07, 168,355.58 and 74,870.10 is: 112,305.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,237.07 : 168,355.58 = 74,870.10 : x
  2. Step 2: Convert to fraction form
    112,237.07/168,355.58 = 74,870.10/x
  3. Step 3: Cross multiply
    112,237.07x = 168,355.58 × 74,870.10
  4. Step 4: Simplify right side
    112,237.07x = 12,604,798,735.81
  5. Step 5: Solve for x
    x = 12,604,798,735.81/112,237.07
  6. Step 6: Final answer
    x = 112,305.13

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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.