Home / 114,037.60-157,154.16-99,107.68

Finding the Fourth Proportional to 114,037.60, 157,154.16 and 99,107.68

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Solution

The fourth proportional to 114,037.60, 157,154.16 and 99,107.68 is: 136,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,037.60 : 157,154.16 = 99,107.68 : x
  2. Step 2: Convert to fraction form
    114,037.60/157,154.16 = 99,107.68/x
  3. Step 3: Cross multiply
    114,037.60x = 157,154.16 × 99,107.68
  4. Step 4: Simplify right side
    114,037.60x = 15,575,184,199.95
  5. Step 5: Solve for x
    x = 15,575,184,199.95/114,037.60
  6. Step 6: Final answer
    x = 136,579.38

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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.