Home / 94,323.11-130,352.58-77,300.51

Finding the Fourth Proportional to 94,323.11, 130,352.58 and 77,300.51

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Solution

The fourth proportional to 94,323.11, 130,352.58 and 77,300.51 is: 106,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,323.11 : 130,352.58 = 77,300.51 : x
  2. Step 2: Convert to fraction form
    94,323.11/130,352.58 = 77,300.51/x
  3. Step 3: Cross multiply
    94,323.11x = 130,352.58 × 77,300.51
  4. Step 4: Simplify right side
    94,323.11x = 10,076,320,262.05
  5. Step 5: Solve for x
    x = 10,076,320,262.05/94,323.11
  6. Step 6: Final answer
    x = 106,827.70

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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.