Home / 175,642.15-242,326.47-99,152.23

Finding the Fourth Proportional to 175,642.15, 242,326.47 and 99,152.23

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Solution

The fourth proportional to 175,642.15, 242,326.47 and 99,152.23 is: 136,796.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,642.15 : 242,326.47 = 99,152.23 : x
  2. Step 2: Convert to fraction form
    175,642.15/242,326.47 = 99,152.23/x
  3. Step 3: Cross multiply
    175,642.15x = 242,326.47 × 99,152.23
  4. Step 4: Simplify right side
    175,642.15x = 24,027,209,888.53
  5. Step 5: Solve for x
    x = 24,027,209,888.53/175,642.15
  6. Step 6: Final answer
    x = 136,796.38

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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.