Home / 112,620.02-155,417.01-62,323.70

Finding the Fourth Proportional to 112,620.02, 155,417.01 and 62,323.70

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Solution

The fourth proportional to 112,620.02, 155,417.01 and 62,323.70 is: 86,007.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,620.02 : 155,417.01 = 62,323.70 : x
  2. Step 2: Convert to fraction form
    112,620.02/155,417.01 = 62,323.70/x
  3. Step 3: Cross multiply
    112,620.02x = 155,417.01 × 62,323.70
  4. Step 4: Simplify right side
    112,620.02x = 9,686,163,106.14
  5. Step 5: Solve for x
    x = 9,686,163,106.14/112,620.02
  6. Step 6: Final answer
    x = 86,007.47

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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.