Home / 160,762.01-221,862.73-89,148.70

Finding the Fourth Proportional to 160,762.01, 221,862.73 and 89,148.70

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Solution

The fourth proportional to 160,762.01, 221,862.73 and 89,148.70 is: 123,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,762.01 : 221,862.73 = 89,148.70 : x
  2. Step 2: Convert to fraction form
    160,762.01/221,862.73 = 89,148.70/x
  3. Step 3: Cross multiply
    160,762.01x = 221,862.73 × 89,148.70
  4. Step 4: Simplify right side
    160,762.01x = 19,778,772,848.64
  5. Step 5: Solve for x
    x = 19,778,772,848.64/160,762.01
  6. Step 6: Final answer
    x = 123,031.39

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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.