Home / 163,526.87-225,649.01-98,112.22

Finding the Fourth Proportional to 163,526.87, 225,649.01 and 98,112.22

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Solution

The fourth proportional to 163,526.87, 225,649.01 and 98,112.22 is: 135,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,526.87 : 225,649.01 = 98,112.22 : x
  2. Step 2: Convert to fraction form
    163,526.87/225,649.01 = 98,112.22/x
  3. Step 3: Cross multiply
    163,526.87x = 225,649.01 × 98,112.22
  4. Step 4: Simplify right side
    163,526.87x = 22,138,925,075.82
  5. Step 5: Solve for x
    x = 22,138,925,075.82/163,526.87
  6. Step 6: Final answer
    x = 135,384.02

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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.