Home / 97,066.06-133,952.50-56,803.40

Finding the Fourth Proportional to 97,066.06, 133,952.50 and 56,803.40

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Solution

The fourth proportional to 97,066.06, 133,952.50 and 56,803.40 is: 78,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,066.06 : 133,952.50 = 56,803.40 : x
  2. Step 2: Convert to fraction form
    97,066.06/133,952.50 = 56,803.40/x
  3. Step 3: Cross multiply
    97,066.06x = 133,952.50 × 56,803.40
  4. Step 4: Simplify right side
    97,066.06x = 7,608,957,438.50
  5. Step 5: Solve for x
    x = 7,608,957,438.50/97,066.06
  6. Step 6: Final answer
    x = 78,389.47

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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.