Home / 157,017.60-216,607.98-93,310.28

Finding the Fourth Proportional to 157,017.60, 216,607.98 and 93,310.28

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Solution

The fourth proportional to 157,017.60, 216,607.98 and 93,310.28 is: 128,722.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,017.60 : 216,607.98 = 93,310.28 : x
  2. Step 2: Convert to fraction form
    157,017.60/216,607.98 = 93,310.28/x
  3. Step 3: Cross multiply
    157,017.60x = 216,607.98 × 93,310.28
  4. Step 4: Simplify right side
    157,017.60x = 20,211,751,264.03
  5. Step 5: Solve for x
    x = 20,211,751,264.03/157,017.60
  6. Step 6: Final answer
    x = 128,722.84

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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.