Home / 112,097.02-154,695.08-61,797.82

Finding the Fourth Proportional to 112,097.02, 154,695.08 and 61,797.82

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Solution

The fourth proportional to 112,097.02, 154,695.08 and 61,797.82 is: 85,281.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,097.02 : 154,695.08 = 61,797.82 : x
  2. Step 2: Convert to fraction form
    112,097.02/154,695.08 = 61,797.82/x
  3. Step 3: Cross multiply
    112,097.02x = 154,695.08 × 61,797.82
  4. Step 4: Simplify right side
    112,097.02x = 9,559,817,780.76
  5. Step 5: Solve for x
    x = 9,559,817,780.76/112,097.02
  6. Step 6: Final answer
    x = 85,281.64

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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.