Home / 99,037.17-148,554.02-91,323.30

Finding the Fourth Proportional to 99,037.17, 148,554.02 and 91,323.30

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Solution

The fourth proportional to 99,037.17, 148,554.02 and 91,323.30 is: 136,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,037.17 : 148,554.02 = 91,323.30 : x
  2. Step 2: Convert to fraction form
    99,037.17/148,554.02 = 91,323.30/x
  3. Step 3: Cross multiply
    99,037.17x = 148,554.02 × 91,323.30
  4. Step 4: Simplify right side
    99,037.17x = 13,566,442,878.05
  5. Step 5: Solve for x
    x = 13,566,442,878.05/99,037.17
  6. Step 6: Final answer
    x = 136,983.35

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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.