Home / 103,623.96-142,894.08-97,595.40

Finding the Fourth Proportional to 103,623.96, 142,894.08 and 97,595.40

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Solution

The fourth proportional to 103,623.96, 142,894.08 and 97,595.40 is: 134,580.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,623.96 : 142,894.08 = 97,595.40 : x
  2. Step 2: Convert to fraction form
    103,623.96/142,894.08 = 97,595.40/x
  3. Step 3: Cross multiply
    103,623.96x = 142,894.08 × 97,595.40
  4. Step 4: Simplify right side
    103,623.96x = 13,945,804,895.23
  5. Step 5: Solve for x
    x = 13,945,804,895.23/103,623.96
  6. Step 6: Final answer
    x = 134,580.89

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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.