Home / 121,567.04-182,368.74-42,667.40

Finding the Fourth Proportional to 121,567.04, 182,368.74 and 42,667.40

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Solution

The fourth proportional to 121,567.04, 182,368.74 and 42,667.40 is: 64,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,567.04 : 182,368.74 = 42,667.40 : x
  2. Step 2: Convert to fraction form
    121,567.04/182,368.74 = 42,667.40/x
  3. Step 3: Cross multiply
    121,567.04x = 182,368.74 × 42,667.40
  4. Step 4: Simplify right side
    121,567.04x = 7,781,199,977.08
  5. Step 5: Solve for x
    x = 7,781,199,977.08/121,567.04
  6. Step 6: Final answer
    x = 64,007.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.