Home / 181,075.01-249,871.77-100,502.55

Finding the Fourth Proportional to 181,075.01, 249,871.77 and 100,502.55

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Solution

The fourth proportional to 181,075.01, 249,871.77 and 100,502.55 is: 138,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,075.01 : 249,871.77 = 100,502.55 : x
  2. Step 2: Convert to fraction form
    181,075.01/249,871.77 = 100,502.55/x
  3. Step 3: Cross multiply
    181,075.01x = 249,871.77 × 100,502.55
  4. Step 4: Simplify right side
    181,075.01x = 25,112,750,058.01
  5. Step 5: Solve for x
    x = 25,112,750,058.01/181,075.01
  6. Step 6: Final answer
    x = 138,687.00

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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.