Home / 124,013.96-171,135.69-70,303.94

Finding the Fourth Proportional to 124,013.96, 171,135.69 and 70,303.94

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Solution

The fourth proportional to 124,013.96, 171,135.69 and 70,303.94 is: 97,017.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,013.96 : 171,135.69 = 70,303.94 : x
  2. Step 2: Convert to fraction form
    124,013.96/171,135.69 = 70,303.94/x
  3. Step 3: Cross multiply
    124,013.96x = 171,135.69 × 70,303.94
  4. Step 4: Simplify right side
    124,013.96x = 12,031,513,281.62
  5. Step 5: Solve for x
    x = 12,031,513,281.62/124,013.96
  6. Step 6: Final answer
    x = 97,017.41

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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.