Home / 163,326.87-225,225.32-153,802.35

Finding the Fourth Proportional to 163,326.87, 225,225.32 and 153,802.35

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Solution

The fourth proportional to 163,326.87, 225,225.32 and 153,802.35 is: 212,091.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,326.87 : 225,225.32 = 153,802.35 : x
  2. Step 2: Convert to fraction form
    163,326.87/225,225.32 = 153,802.35/x
  3. Step 3: Cross multiply
    163,326.87x = 225,225.32 × 153,802.35
  4. Step 4: Simplify right side
    163,326.87x = 34,640,182,726.49
  5. Step 5: Solve for x
    x = 34,640,182,726.49/163,326.87
  6. Step 6: Final answer
    x = 212,091.14

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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.