Home / 190,210.03-262,444.77-112,646.51

Finding the Fourth Proportional to 190,210.03, 262,444.77 and 112,646.51

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Solution

The fourth proportional to 190,210.03, 262,444.77 and 112,646.51 is: 155,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,210.03 : 262,444.77 = 112,646.51 : x
  2. Step 2: Convert to fraction form
    190,210.03/262,444.77 = 112,646.51/x
  3. Step 3: Cross multiply
    190,210.03x = 262,444.77 × 112,646.51
  4. Step 4: Simplify right side
    190,210.03x = 29,563,487,080.20
  5. Step 5: Solve for x
    x = 29,563,487,080.20/190,210.03
  6. Step 6: Final answer
    x = 155,425.49

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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.