Home / 97,056.17-133,936.56-56,762.30

Finding the Fourth Proportional to 97,056.17, 133,936.56 and 56,762.30

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Solution

The fourth proportional to 97,056.17, 133,936.56 and 56,762.30 is: 78,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,056.17 : 133,936.56 = 56,762.30 : x
  2. Step 2: Convert to fraction form
    97,056.17/133,936.56 = 56,762.30/x
  3. Step 3: Cross multiply
    97,056.17x = 133,936.56 × 56,762.30
  4. Step 4: Simplify right side
    97,056.17x = 7,602,547,199.69
  5. Step 5: Solve for x
    x = 7,602,547,199.69/97,056.17
  6. Step 6: Final answer
    x = 78,331.42

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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.