Home / 94,294.16-129,443.20-93,407.84

Finding the Fourth Proportional to 94,294.16, 129,443.20 and 93,407.84

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Solution

The fourth proportional to 94,294.16, 129,443.20 and 93,407.84 is: 128,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,294.16 : 129,443.20 = 93,407.84 : x
  2. Step 2: Convert to fraction form
    94,294.16/129,443.20 = 93,407.84/x
  3. Step 3: Cross multiply
    94,294.16x = 129,443.20 × 93,407.84
  4. Step 4: Simplify right side
    94,294.16x = 12,091,009,714.69
  5. Step 5: Solve for x
    x = 12,091,009,714.69/94,294.16
  6. Step 6: Final answer
    x = 128,226.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.