Home / 93,985.12-129,663.88-59,994.88

Finding the Fourth Proportional to 93,985.12, 129,663.88 and 59,994.88

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Solution

The fourth proportional to 93,985.12, 129,663.88 and 59,994.88 is: 82,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,985.12 : 129,663.88 = 59,994.88 : x
  2. Step 2: Convert to fraction form
    93,985.12/129,663.88 = 59,994.88/x
  3. Step 3: Cross multiply
    93,985.12x = 129,663.88 × 59,994.88
  4. Step 4: Simplify right side
    93,985.12x = 7,779,168,920.93
  5. Step 5: Solve for x
    x = 7,779,168,920.93/93,985.12
  6. Step 6: Final answer
    x = 82,770.22

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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.