Home / 177,712.02-245,243.10-97,140.51

Finding the Fourth Proportional to 177,712.02, 245,243.10 and 97,140.51

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Solution

The fourth proportional to 177,712.02, 245,243.10 and 97,140.51 is: 134,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,712.02 : 245,243.10 = 97,140.51 : x
  2. Step 2: Convert to fraction form
    177,712.02/245,243.10 = 97,140.51/x
  3. Step 3: Cross multiply
    177,712.02x = 245,243.10 × 97,140.51
  4. Step 4: Simplify right side
    177,712.02x = 23,823,039,807.98
  5. Step 5: Solve for x
    x = 23,823,039,807.98/177,712.02
  6. Step 6: Final answer
    x = 134,054.18

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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.